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C.U.SHAH POLYTECHNICC.U.SHAH POLYTECHNIC

Near Boda Lake, G.I.D.C. Area,Near Boda Lake, G.I.D.C. Area,

Wadhwan, Surendranagar.Wadhwan, Surendranagar.

SUBJECT : PROJECT-IISUBJECT : PROJECT-II

SUBJECT CODE : 2361906SUBJECT CODE : 2361906

DISCIPLINE : MECHANICAL ENGINEERINGDISCIPLINE : MECHANICAL ENGINEERING

ENROLMENT NO. : 086090319006ENROLMENT NO. : 086090319006

NAME OF STUDENT : BORANA YUVRAJSINH V.NAME OF STUDENT : BORANA YUVRAJSINH V.

DIVISION / BATCH : DIV-II / M5DIVISION / BATCH : DIV-II / M5

SUBMISSION:SUBMISSION:

SUBMITTED V SEM :SUBMITTED V SEM :

SUBMITTED VI SEM :SUBMITTED VI SEM :

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CERTIFICATECERTIFICATE

THIS IS TO CERTIFY THATTHIS IS TO CERTIFY THAT

SHRI BORANA YUVRAJSINH V.SHRI BORANA YUVRAJSINH V.

HAS SATISFACTORILY COMPLETED HISHAS SATISFACTORILY COMPLETED HIS

TERMWORK IN THE SUBJECTTERMWORK IN THE SUBJECT

PROJECT II (2361906)PROJECT II (2361906)

WITHIN THE PRESCRIBED TIME LIMIT ANDWITHIN THE PRESCRIBED TIME LIMIT AND

PRESCRIBED BOUNDARY.PRESCRIBED BOUNDARY.

DATE :DATE :

STUDENTSTUDENT

DATE : INSTITUTEDATE : INSTITUTE

GUIDEGUIDE

DATE : HEAD.DATE : HEAD.

OF DEPT.OF DEPT.

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DATE :DATE :

PRINCIPALPRINCIPAL

CHAPTER-1CHAPTER-1

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GUJARAT TECHNOLOGICAL UNIVERSITY

DIPLOMA IN MECHANICAL ENGINEERINGSEMESTER- VI

Subject Name: Project -IISubject Code: 2361906

NOTE:Either OPTION-A or OPTION-B is to be undertaken. (ANY ONE).

OPTION- A.

INDUSTRY BASED-IDP SOLUTION

Student will continue to work on the same IDP/UDP of V semester. It is to be noted

that solution

Should not be:I. On paper.

Ii. In form of only suggestions.

Iii. In form of theoretical approach only.

iv. Repetitive.

To undertake this option, following conditions should be satisfied.

1. It will be absolutely necessary to have feasible and implementable

Approach.

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2. Industry certificate permitting implementation of IDP.

3. IDP outcome must be physical and must be at related industry

Place.

4. IDP outcome must be measurable and acceptable to grant the

Term for this subject.

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CHAPTER-2CHAPTER-2

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IDP TITLEIDP TITLE

To Remove TheTo Remove TheOvality Of ShaftOvality Of Shaft

Manufactured byManufactured by

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CNC GrindingCNC Grinding

Machine.Machine.

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CHAPTER-3CHAPTER-3

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Description of resources used for solutionDescription of resources used for solution

Grinding is a process in which desired shape, sizeGrinding is a process in which desired shape, size

and surface finish of the workpiece is obtained by removing unwantedand surface finish of the workpiece is obtained by removing unwanted

material with the help of grinding wheel manufactured from abrasive grains.material with the help of grinding wheel manufactured from abrasive grains.

In this process the tool is a rotating grinding wheel.In this process the tool is a rotating grinding wheel.

Common features of all machine tools:Common features of all machine tools:

(1)(1) It uses power.It uses power.

(2)(2) It removes unwanted material from the workpiece with the help ofIt removes unwanted material from the workpiece with the help of

cutting tol to give desired shape.cutting tol to give desired shape.

(3)(3)It uses workpiece, holding devices, as well as cutting tool holdingIt uses workpiece, holding devices, as well as cutting tool holding

devices which have definite relative motion with each other.devices which have definite relative motion with each other.

(4)(4)Normally some type of cuting fluid is used.Normally some type of cuting fluid is used.

(5)(5)It is stong, rigid, and durable in construction.It is stong, rigid, and durable in construction.

(6)(6)All its moving parts have definate relative motions which areAll its moving parts have definate relative motions which are

obtained and contolled by using different drive and control systems.obtained and contolled by using different drive and control systems.

(7)(7)Its main purpose is to get desired shape, size and finish.Its main purpose is to get desired shape, size and finish.

(8)(8)It is mounted on foundation.It is mounted on foundation.

(9)(9)It has a very long life compared to its cutting tool.It has a very long life compared to its cutting tool.

To ensure the require performance the various componentsTo ensure the require performance the various components

of machine tool must possess:of machine tool must possess:

(1)(1)Strength to withstand forces.Strength to withstand forces.

(2)(2)Stiffness to resist deformation.Stiffness to resist deformation.

(3)(3)Rigidity to sustain vibrations andRigidity to sustain vibrations and

(4)(4)Provisions for maintaining accuracy of relative location and alignmentProvisions for maintaining accuracy of relative location and alignment

of all parts throgh out the working range of machinery.of all parts throgh out the working range of machinery.

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Reference ManufacturingReference Manufacturing

Engineering-IIEngineering-II

The quality and acccuracy obtained by this process mainlyThe quality and acccuracy obtained by this process mainly

depends on the following factors:depends on the following factors:

1.1. The type of produuct metalThe type of produuct metal

2.2. The type of Grinding wheelThe type of Grinding wheel

3.3. The type and conditon of Grinding MachineThe type and conditon of Grinding Machine

4.4. The process parameters likeThe process parameters like

a.a. The speed of Grinding wheelThe speed of Grinding wheel

b.b. The feed of the jobThe feed of the job

c.c. The depth of cutThe depth of cut

5.5. Personal reasons like skill of the operatorPersonal reasons like skill of the operator

The above discussion reveals that the following theeThe above discussion reveals that the following theeelements are involved in the grinding process.elements are involved in the grinding process.

1.1. Product: Whose shape and physical dimensions are as per theirProduct: Whose shape and physical dimensions are as per their

requirement.requirement.

2.2. Grinding wheel: Its selection is based upon type of grindingGrinding wheel: Its selection is based upon type of grinding

process and product.process and product.

3.3. Grinding machine: Its selection is based upon required accuracyGrinding machine: Its selection is based upon required accuracy

plus the shape and size of the product.plus the shape and size of the product.

The special features of grinding process are as follows:The special features of grinding process are as follows:

1.1. Operation is intermittent in nature.Operation is intermittent in nature.

2.2. It produces discontinuous chips.It produces discontinuous chips.

3.3. The grain geometry is highly random.The grain geometry is highly random.

4.4. The time of contact between chip and an abrasive grain is veryThe time of contact between chip and an abrasive grain is very

small.small.

5.5. Grinding wheel has a self sharpening character.Grinding wheel has a self sharpening character.

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6.6. The load acting on individual grains is non-uniform.The load acting on individual grains is non-uniform.

7.7. Grinding is associated with high specific cutting energy asGrinding is associated with high specific cutting energy as

compared to conventional cutting operations.compared to conventional cutting operations.

8. The rspid grain wear occurs due to high temperature encounteredThe rspid grain wear occurs due to high temperature encountered

in the range of 10,000-14000 .in the range of 10,000-14000 .

9.9. The effective rake angle of abrasive grains is highly negative.The effective rake angle of abrasive grains is highly negative.

10.10. The grinding action is highly dependent upon the characteristicsThe grinding action is highly dependent upon the characteristics

of the grinding wheel.of the grinding wheel.

Selection criteria of grinding wheels.Selection criteria of grinding wheels.

The success of grinding process is based on wheel selection.TheThe success of grinding process is based on wheel selection.The

following factors are considered for selecting a grinding wheel.following factors are considered for selecting a grinding wheel.

(A)Constant factors:(A)Constant factors:

1. Material of the product1. Material of the product

2. Quantity of metal to be removed from the product.2. Quantity of metal to be removed from the product.

3. Contact area.3. Contact area.

(B) Variable Factors:(B) Variable Factors:

1. Speed of the Grinding wheel.1. Speed of the Grinding wheel.

2. Speed of the job or product.2. Speed of the job or product.

3. Condition of the machine.3. Condition of the machine.

4. Personal reasons.4. Personal reasons.

Various grinding wheel operation:Various grinding wheel operation:

1.1. Self sharpening action of grinding wheel.Self sharpening action of grinding wheel.

2.2. Mounting of grinding wheelMounting of grinding wheel

3.3. Loading and glazingLoading and glazing

4.4. Trueing and dressingTrueing and dressing

5.5. Grinding fluidGrinding fluid

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Reference MachineReference MachineTool TechnologyTool Technology

CHAPTER-4CHAPTER-4

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Details of various solution approaches thoughtDetails of various solution approaches thought

and executedand executed

Below are some of the solution approaches thought and executed:Below are some of the solution approaches thought and executed:

(1)(1)Check machine foundation.Check machine foundation.

As per common features of any machine tool it is mounted onAs per common features of any machine tool it is mounted on

foundation.foundation.

The foundation should be such that it should resist various forcesThe foundation should be such that it should resist various forces

acting on machine tool. Also it should sustain vibrations producedacting on machine tool. Also it should sustain vibrations produced

due to working of machine.if the foundaton of machine is notdue to working of machine.if the foundaton of machine is not

strong enough than it is possible that the machine may vibrate astrong enough than it is possible that the machine may vibrate a

lot so that it becomes impossible to work on machine and due tolot so that it becomes impossible to work on machine and due to

this the accuracy in dimension may also change. It is possible thatthis the accuracy in dimension may also change. It is possible that

when a heavy duty job is loaded, the dimension may vary and thewhen a heavy duty job is loaded, the dimension may vary and thecause of taper may be caused.cause of taper may be caused.

(2)(2)Check shaft alignment in machine assembly.Check shaft alignment in machine assembly.

When the machine gets assembled than at that time if the spindlWhen the machine gets assembled than at that time if the spindl

shaft is not properly assembled means not properly aligned thanshaft is not properly assembled means not properly aligned than

the changes in dimension takes place. So for accuracy inthe changes in dimension takes place. So for accuracy in

dimension it is necessary that the shaft is properly aligned. Thedimension it is necessary that the shaft is properly aligned. The

job which is fixed with the spindle will be fixed as per the spindlejob which is fixed with the spindle will be fixed as per the spindle

position and the tool will be fixed as per it should be fixed so whenposition and the tool will be fixed as per it should be fixed so whenthe work starts the difference in the dimension can be seen. Sothe work starts the difference in the dimension can be seen. So

shaft alignment also plays an important role in bringing accuracyshaft alignment also plays an important role in bringing accuracy

in dimension.in dimension.

(3)(3)Check if heavy duty workpiece is loaded.Check if heavy duty workpiece is loaded.

When a heavy duty workpiece is loaded which becomes difficultWhen a heavy duty workpiece is loaded which becomes difficult

for a machine to hold and work on it, than the job moves out offor a machine to hold and work on it, than the job moves out of

control or out of axis and the ovality in dimenson as well ascontrol or out of axis and the ovality in dimenson as well as

improper surface finish is obtained, so it should be taken into careimproper surface finish is obtained, so it should be taken into carethat the workpiece on which workpiece is loaded should work inthat the workpiece on which workpiece is loaded should work in

safe condition.safe condition.

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(4)(4)Check the lubrication.Check the lubrication.

If lubrication in various machine parts is not done properly tan theIf lubrication in various machine parts is not done properly tan the

wrking condition of a machine gets worst and slowly it is possiblewrking condition of a machine gets worst and slowly it is possible

that at some stage the machine may break down due tothat at some stage the machine may break down due to

insufficient lubrication and also during working on it the machineinsufficient lubrication and also during working on it the machine

parts may not work properly and thus it affects the job dimensionparts may not work properly and thus it affects the job dimension

as well as the surface finish. So proper care should be taken foras well as the surface finish. So proper care should be taken for

lubricating the machne parts when needed or as per schedule.lubricating the machne parts when needed or as per schedule.

(5)(5)Check quality and quantity of cutting fluid.Check quality and quantity of cutting fluid.

The quality and quantity of cutting fluid also plays an importantThe quality and quantity of cutting fluid also plays an important

role in bringing good surface finish as well as accuracy inrole in bringing good surface finish as well as accuracy in

dimension. If the quality of cutting fluid is not ok and the quantitydimension. If the quality of cutting fluid is not ok and the quantity

of cutting fluid supplied is insufficient than the surface finish isof cutting fluid supplied is insufficient than the surface finish is

also not ok and it affects the working of cutting tool. The cuttingalso not ok and it affects the working of cutting tool. The cutting

tool does not perform as per requirement and ths the surfacetool does not perform as per requirement and ths the surface

finish obtained is low and also if the particles of cutting flidfinish obtained is low and also if the particles of cutting flid

remains on the surface of the jb manufactured then it createsremains on the surface of the jb manufactured then it creates

obstruction in working of cutting tool. Hence the quality andobstruction in working of cutting tool. Hence the quality and

quantity of cutting fluid also affects the job manufacturing.quantity of cutting fluid also affects the job manufacturing.

(6)(6)Check power supply.Check power supply.

If the supply of power to the machine is variable than it affectsIf the supply of power to the machine is variable than it affects

working of the machine spindle. As per the supply of power theworking of the machine spindle. As per the supply of power the

machine spindle stops and starts and thus the work done on it willmachine spindle stops and starts and thus the work done on it will

be like that only. The surface finish is not as per requirement asbe like that only. The surface finish is not as per requirement as

well as due to frequent stop and start of the spindle or due towell as due to frequent stop and start of the spindle or due to

change in speed of machine spindle the job does not get requiredchange in speed of machine spindle the job does not get required

dimension. Thus it also affects the dimension and surface finish ofdimension. Thus it also affects the dimension and surface finish of

job and it should also be taken into notice when such problemjob and it should also be taken into notice when such problem

arises.arises.

(7) Check whether proper maintainance is given or not.Check whether proper maintainance is given or not.

Proper maintainance should be given as per needed or as perProper maintainance should be given as per needed or as per

schedule, so that the working efficiency of machine is maintained.schedule, so that the working efficiency of machine is maintained.

In maintainance of machine attention is paid towards differentIn maintainance of machine attention is paid towards different

parts of machine no matter small or big.parts of machine no matter small or big.

For example: Suppose in a grinding machine attention is paidFor example: Suppose in a grinding machine attention is paid

towards grinding wheel, balancing of wheel, its working condition,towards grinding wheel, balancing of wheel, its working condition,

trueing and dressing of wheel, cutting action of grinding wheel,trueing and dressing of wheel, cutting action of grinding wheel,

type of grinding wheel is done as per requirement or not, wheelstype of grinding wheel is done as per requirement or not, wheelsgrade is also taken into consideration as it gives surface finish asgrade is also taken into consideration as it gives surface finish as

per requirement, material of product, loading and glazing ofper requirement, material of product, loading and glazing of

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wheel, purification of cutting fluid etc. are taken into considerationwheel, purification of cutting fluid etc. are taken into consideration

during maintenance of a grinding machine. So various factorsduring maintenance of a grinding machine. So various factors

should be considered while maintainence of any machine.should be considered while maintainence of any machine.

Above listed factors are responsible for a machine for not workingAbove listed factors are responsible for a machine for not workingin proper condition.in proper condition.

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CHAPTER-5CHAPTER-5

Details of solution achievedDetails of solution achieved

The solution to our problem ovality in shaft manufactured inThe solution to our problem ovality in shaft manufactured in

grinding machine is due to improper maintainence of grindinggrinding machine is due to improper maintainence of grinding

wheel.wheel.

The defect was due to trueing and dressing of grinding wheel andThe defect was due to trueing and dressing of grinding wheel and

the details of the solution achieved is as listed below:the details of the solution achieved is as listed below:

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TRUEINGTRUEING

Trueing is called the process of changing the shape of the wheel,Trueing is called the process of changing the shape of the wheel,

which is resulting due to the loss of original shape when thewhich is resulting due to the loss of original shape when the

grinding wheel is wornout as a result of breakin aay of thegrinding wheel is wornout as a result of breakin aay of the

abrasive grains and bond. The trueing is done to make the wheelabrasive grains and bond. The trueing is done to make the wheel

true and concentric with its bore. The wheel counter for formtrue and concentric with its bore. The wheel counter for form

grinding can be changed by trueing.grinding can be changed by trueing.

The dressing of grinding wheel is done to remove the loading andThe dressing of grinding wheel is done to remove the loading and

to break away the glazed surface of the wheel, to bring out theto break away the glazed surface of the wheel, to bring out the

sharp abrasive particles for grinding the work.sharp abrasive particles for grinding the work.

The trueing and dressing for the following reasons.The trueing and dressing for the following reasons.

1.1. To regain the shape and efficiency of the wheel.To regain the shape and efficiency of the wheel.

2.2. To reduce the heat generated between work & wheel.To reduce the heat generated between work & wheel.

3.3. To reduce the strain on machine and wheel.To reduce the strain on machine and wheel.

4.4. To improve the surface quality of the work.To improve the surface quality of the work.

The trueing and dressing can be easily understood by studyingThe trueing and dressing can be easily understood by studying

th figure.th figure.

The tool used for trueing & dressing is called Dresser. TheThe tool used for trueing & dressing is called Dresser. The

dressers are of the following types.dressers are of the following types.

1.1. Metal crushersMetal crushers

2.2. Abrasive sticks/wheelsAbrasive sticks/wheels

3.3. Diamond dresserDiamond dresser

(a)(a)Single point diamond dresserSingle point diamond dresser

(b)(b)Single set and matrix diamond dresserSingle set and matrix diamond dresser

(c)(c) Rotary and stationary diamond rollsRotary and stationary diamond rolls

(d)(d)Crushing rollsCrushing rolls

(1)(1) Metal crusher:Metal crusher:

It is used for roughing operation and it is also known as Star-It is used for roughing operation and it is also known as Star-

Dresser. This type of dresser is rotated on the wheel face byDresser. This type of dresser is rotated on the wheel face by

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keeping it sloping at 3 to 5 to the wheel axis. This dresserkeeping it sloping at 3 to 5 to the wheel axis. This dresser

removes the dull graiins from the bond material of the wheel.removes the dull graiins from the bond material of the wheel.

(2)(2) Abrasive sticks/wheels:Abrasive sticks/wheels:

The abrasive sticks are used for the grinding wheel used forThe abrasive sticks are used for the grinding wheel used for

grinding tool and cutter. It is also used to remove loading andgrinding tool and cutter. It is also used to remove loading andglazing of the diamond wheel. The abrasive wheels are used forglazing of the diamond wheel. The abrasive wheels are used for

trueing and dressing of the diamond and cubic boron nitridngtrueing and dressing of the diamond and cubic boron nitridng

wheels. The black or green silicon carbide is used in this type ofwheels. The black or green silicon carbide is used in this type of

dresser. The diameter of the abrasive wheel is kept to dresser. The diameter of the abrasive wheel is kept to

times the diameter of grinding wheel.times the diameter of grinding wheel.

(3) Diamond dresser:Diamond dresser:

The single point diamond dresser is generally sed for dressingThe single point diamond dresser is generally sed for dressing

of the grinding wheels used for precision operation like surfaceof the grinding wheels used for precision operation like surfacegrinding, cylindrical grinding, centreless grinding and threadgrinding, cylindrical grinding, centreless grinding and thread

grinding. It is kept at 14 to 15 angle to the wheel axis asgrinding. It is kept at 14 to 15 angle to the wheel axis as

shown in fig.shown in fig.

The improved form of single point dresser is called matrix typeThe improved form of single point dresser is called matrix type

dresser. It can be used for large & wide wheel dressing withoutdresser. It can be used for large & wide wheel dressing without

fading. Crushers are used for profile dressing but now a daysfading. Crushers are used for profile dressing but now a days

rotary and form diamond rolls are used in its place, which canrotary and form diamond rolls are used in its place, which can

provide better geometrical shape to the wheel. There are twoprovide better geometrical shape to the wheel. There are two

methods of trueing & dressing. They are (1) grinding and (2)methods of trueing & dressing. They are (1) grinding and (2)

Crushing. In crushing slow flow is given to the rollers againstCrushing. In crushing slow flow is given to the rollers against

the rotating grinding wheel. Due to this effect abrasive breaksthe rotating grinding wheel. Due to this effect abrasive breaks

and leave the wheel face. In crushing the rise of temperature isand leave the wheel face. In crushing the rise of temperature is

less but it generates more rough surface in comparison to theless but it generates more rough surface in comparison to the

diamond dressing. In both these methods sufficient amount ofdiamond dressing. In both these methods sufficient amount of

coolant is necessarily used.coolant is necessarily used.

If treng and dressing of grinding wheel is done properly whenIf treng and dressing of grinding wheel is done properly when

needed than the ovality in shaft will not form. So this is theneeded than the ovality in shaft will not form. So this is thesolution to our problem.solution to our problem.

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CHAPTER-6CHAPTER-6

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Description/ specifications/ parameter ofDescription/ specifications/ parameter of

processes/ etc.of resources (specificallyprocesses/ etc.of resources (specifically

materials, methods and machines) used formaterials, methods and machines) used for

solution.solution.

DescriptionDescription

The solution of trueing and dressing proves correct when points listed belowThe solution of trueing and dressing proves correct when points listed below

are taken into consideration:-are taken into consideration:-

Swing over table dimension should be 1100 mm.Swing over table dimension should be 1100 mm.

Z Axis:-Z Axis:-

Table motor power 13 Nm.Table motor power 13 Nm.

XAxis:-XAxis:-

Table motor power 13 Nm.Table motor power 13 Nm.

WHEEL UNIT:-WHEEL UNIT:-

Diameter of grinding wheel 1100 mm,

Standard grinding wheel thickness 120 mm.

Min grinding wheel thickness 25 mm.

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Wheel rotation motor power 22 KW.

WORKHEAD:-

Step less rotation speed rpm from 0 to 40 rpm.

Diameter of chucks 630 mm.

Headstock rotation motor power 27 Nm.

Machine type 600 1000

Main specifications

Distance between centre mm 800 1000

Grinding length RS // URS mm 400 800

R // UR mm 600 1000

Centre height mm 175

Weight of workpiece between centre kg 100

Load on chucked work Nm 100

Mains voltage required 3 x 400 V / 50 Hz // 3 x 460 V / 60 Hz

Power consumption depending on equipment A 35 80

Space required / length x width mm 2400 x 2000 3000 x 2000

Table / slide: Z-axis

Travel mm 750 1150

Rapid traverse speed m/min 20

Resolution um 0.1

Swiveling range of upper table degree 9

Wheel slide: X-axis

Travel mm 350

Rapid traverse speed m/min 10

Resolution um 0.1

Peripheral grinding wheel speed m/s 35 / 45

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Parameter of processes:Parameter of processes:

The parameter of processes for our solution is as given below:The parameter of processes for our solution is as given below:

(1)(1) First of all start the process of manufacturing the shaft which is toFirst of all start the process of manufacturing the shaft which is to

be done on grinding machine.be done on grinding machine.

(2)(2) Then after the manufactured shaft should be inspected and theThen after the manufactured shaft should be inspected and the

ovality of shaft should be considered well in mind as to solve ourovality of shaft should be considered well in mind as to solve our

problem of shaft ovality.problem of shaft ovality.

(3) When the problem of shaft ovality comes into sight than at thatWhen the problem of shaft ovality comes into sight than at that

time as per our solution the condition of wheel should be checkedtime as per our solution the condition of wheel should be checked

i.e inspection of grinding wheel should be done.i.e inspection of grinding wheel should be done.

(4)(4)After the inspection of grinding wheel the process of trueing andAfter the inspection of grinding wheel the process of trueing and

dressing which is been suggessted should be done so that thedressing which is been suggessted should be done so that the

problem of shaft ovality gets reduced.problem of shaft ovality gets reduced.

(5)(5)It is also necessary to inspect the grinding wheel after the processIt is also necessary to inspect the grinding wheel after the process

of trueing and dressing so that we come to know about theof trueing and dressing so that we come to know about the

condition of wheel and can bring it to a situation of perfection forcondition of wheel and can bring it to a situation of perfection for

our process of grinding.our process of grinding.

(6) After the grinding wheel has been inspected and proved OK, theAfter the grinding wheel has been inspected and proved OK, the

process of shaft manufacturing should be started so the conditionprocess of shaft manufacturing should be started so the condition

of the solved problem can be verified.of the solved problem can be verified.

(7)(7)When the solution successfullly gets implemented, than the workWhen the solution successfullly gets implemented, than the work

should be started again.should be started again.

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CHAPTER-7CHAPTER-7

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Photographs/clips of work in progress.

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CHAPTER-8CHAPTER-8

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Problems encountered during execution of IDP/UDPProblems encountered during execution of IDP/UDP

project solution and solution adopted.project solution and solution adopted.

1)1) Availabilty of computer created a problem.Availabilty of computer created a problem.

2) Waste of time as the cyber cafe is far from college as well as fromWaste of time as the cyber cafe is far from college as well as from

home.home.

3)3)To find the company for our project work is a problem as if most of theTo find the company for our project work is a problem as if most of thestudent request a single company to share their problem than thestudent request a single company to share their problem than the

students coming late dont get a problem as the problems have beenstudents coming late dont get a problem as the problems have been

distributed.distributed.

4)4)To find problems to prepare this chapter is also a problem.To find problems to prepare this chapter is also a problem.

5)5)The solution to the problem which experienced and educated personThe solution to the problem which experienced and educated person

were unable to bring was asked us to solve which is out of ourwere unable to bring was asked us to solve which is out of our

capacity as we need to gain much knowledge as well as experiencecapacity as we need to gain much knowledge as well as experience

to solve that.to solve that.