literature in english · 1. force- contact and non contact forces. moment of force and equilibrium,...

St. Xavier’s School, Doranda

Syllabus 2019-20

Class – X

LITERATURE IN ENGLISH

First Term :

Drama : Merchant of Venice : Act I,II & III

Prose : Treasure Trove : 1. The Little Match Girl.

2. The Blue Bead

Poetry: Treasure Trove : 1. I Know Why The Cage Birds Sing

2. The Patriot

Second Term :

Drama : Merchant Of Venice : Act I, II, III & IV

Prose : Treasure Trove : 1. My Greatest Olympic Prize

2. All Summer In A Day

Poetry : Treasure Trove : 1. Abou Ben Adhem

2. Nine Gold Medals

Third Term :

Drama : Merchant of Venice : Act I , II , III, IV ( The complete Drama)

Prose : Treasure Trove : Revision of the entire Prose syllabus

Poetry : Treasure Trove : Revision of the entire Poetry syllabus

MATHS FIRST TERMININAL

Quadratic Equations

Solving Problems(based on Quadratic equation)

Linear Inequation

Ratio and Proportion

Remainder and Factor Theorems

Matrices

Arithmetic progression

Geometric Progression

Goods and services tax

Banking

Shares and Dividends

Reflection

Section and Mid Point Formula

First term unit test

Quadratic Equations


Linear Inequation



SECOND TERMINAL EXAM

Equation of a line

Similarity

Loci

Circles

Tangents and Intersecting Chords

Constructions

Cylinder,cone and sphere

Trigonometrical identities

Heights and Distances

THIRD TERMINAL EXAM

Graphical Representation

Measures of central tendency

probability

Months wise break up

March:- Quadratic Equations


Linear Inequation



Matrices

1st week:- Quadratic Equations


2nd week:- Linear Inequation

3rdweek:- Ratio and Proportion

4th week:- Remainder and Factor Theorems

April:- Arithmetic progression

Geometric Progression

Goods and services tax

Banking

Shares and Dividends

1st week:- Arithmetic progression

2nd week:- Goods and services tax

3rdweek:- Goods and services tax

4th week:- Banking

May +June :- Reflection

Section and Mid Point Formula

1st week: -Reflection

2nd week:- Section and Mid Point Formula

July :- Equation of a line

Similarity

Loci

Circles

1st week :- Equation of a line

2nd week:- Similarity , Loci

3rdweek :- Circles

4th week :- Circles

August :- Tangents and Intersecting Chords

Constructions

Cylinder,cone and sphere

1st week:- Tangents and Intersecting Chords

2nd week:- Tangents and Intersecting Chords

3rdweek:- Constructions

4th week:- Cylinder,cone and sphere

September Trigonometrical identities

Heights and Distances

1st week:- Trigonometrical identities

2nd week:- Trigonometrical identities

3rdweek:- Heights and Distances

4th week:- Heights and Distances

October:- Graphical Representation

1st week:- Graphical Representation

2nd week:- Graphical Representation

November Measures of central tendency

probability

1st week :- Measures of central tendency

2nd week:- Measures of central tendency

3rdweek:- probability

4th week:-revision

December:- revision

PHYSICS

FIRST TERMINAL EXAMINATION

1. FORCE- Contact and non contact forces. Moment of force and equilibrium, centre of

gravity, uniform circular motion

.

2. WORK POWER AND ENERGY: Work . energy and power their measurement and

units, different forms of energy, conservation of energy .

3. MACHINES – Machines technical terms and levers, pulleys

4. LIGHT – Refraction of light at plane surface, refraction, laws of refraction and refractive

index, refraction of light through a prism, simple application of refraction of light, critical

angle and total internal reflection, refraction through a lens, lens and refraction of light

through a lens, formation of image by lens, sign convention and lens formula, magnifying

glass and application of lenses, spectrum, scattering of light and its application

SECOND TERMINAL EXAMINATION

1 FORCE- Contact and non contact forces. Moment of force and equilibrium, centre of gravity,

uniform circular motion

.

2 WORK POWER AND ENERGY: Work . energy and power their measurement and


3 MACHINES – Machines technical terms and levers, pulleys

4 LIGHT – Refraction of light at plane surface, refraction, laws of refraction and refractive





5 CALORIMETRY- heat capacity, specific heat capacity and its measurement, change of

phase and latent heat

6 CURRENT ELECTRICITY – Concept of charge, current, potential, potential difference

and resistance, Ohm’s law, electro motive force, terminal voltage and internal resistance of

a cell, combination of resistors, electrical energy and power, house hold circuits,

transmission of power and house wiring, essential components of house wiring system.

7 ELECTROMAGNETISM – magnetic effects of electric current, force on a current

carrying conductor in a magnetic field and its application in DC motor, electromagnetic

induction and its applications to AC generator and transformer.

8 RADIO ACTIVITY- Atomic structure and radioactivity, nuclear fission and fusion.

THIRD TERMINAL EXAMINATION

1 FORCE- Contact and non contact forces. Moment of force and equilibrium, centre of

gravity, uniform circular motion

.

2 WORK POWER AND ENERGY: Work . energy and power their measurement and


3 MACHINES – Machines technical terms and levers, pulleys

4 LIGHT – Refraction of light at plane surface, refraction, laws of refraction and refractive





5 CALORIMETRY- heat capacity, specific heat capacity and its measurement, change of

phase and latent heat

6 CURRENT ELECTRICITY – Concept of charge, current, potential, potential difference

and resistance, Ohm’s law, electro motive force, terminal voltage and internal resistance

of a cell, combination of resistors, electrical energy and power, house hold circuits,

transmission of power and house wiring, essential components of house wiring system

7 ELECTROMAGNETISM – magnetic effects of electric current, force on a current

carrying conductor in a magnetic field and its application in DC motor, electromagnetic

induction and its applications to AC generator and transformer.

8 RADIO ACTIVITY- Atomic structure and radioactivity, nuclear fission and fusion.

9 SOUND – Reflection of sound waves and echoes, natural, damped and forced

vibrations, resonance, characteristics of sound and their subjective and objective nature.

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CHEMISTRY

1st Selection:

1. Mole concept & Stoichiometry , Gay Lussac’s Law of combining volumes, Avogadro’s law, Idea of

mole, Atomicity of hydrogen, oxygen, nitrogen & chlorine, relative atomic masses & relative

molecular formula from the percentage composition of a compound.

2. Acids, Bases & Salts: Simple defns. in terms of molecules & their characteristic properties. Ions

present in mineral acids, alkalis, use of indicators.

Physical & chemical prop. of acids, bases ,salts & their preparation:

a. Defn. of a salt, types of salts.

b. Deliquescence, efflorescence, water of crystallisation.

c. Preparation of salt.

2nd Selection :

3. Analytical chemistry:

4. Electrolysis

a. Electrolytes & non-electrolytes, defns. & examples.

b. Substances containing molecules & ion, ions only, both molecules & ions.

c. An elementary study of migration of ions

d. Application of electrolysis

e. Acids, bases & salts as electrolytes.

5. Metallurgy:

a. Defn. of metals & non-metals.

b. Position of metals

c. Comparison of metals & non-metals

d. Reduction of metallic oxides.

e. Extraction of metals based on the activity series.

f. Corrosion of iron & its Preservation.

g. metals & their alloys

3rd Selection:

6. Nitric acid, Preparation, prop. & uses

7. Sulphuric acid, Preparation, prop & uses

Month wise break-up

March: Mole concept & Stoichiometry

April: Acids

April & May: Bases

May: Salts

July: Analytical chemistry, Electrolysis

August: Metallurgy

October: Nitric Acid

November: Sulphuric Acid

1st Selection Examination:

P.T. including Periodic Properties; Mole concept & Stoichiometry, organic chemistry; Acids, bases

and salts; HCl; NH3; Chemical Bonding.

2nd Selection Examination:

All Topics of 1st selection including Analytical chemistry Electrolysis Metallurgy.

3rd Selection Examination:

All Topic of Class X.

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BIOLOGY

March 5-3-19 to 30-2019 Introduction + structure and type of Neurons

Week 1 (5/3 – 9/3) Components of nervous system, Brain, Reflexes

Week 2 (11/3 – 16/3) Sense organs – structure and function of eye

Week 3 (18/3 – 23/3) Defects of eye, Accommodation, Adaptation

Week 4 (25/3 – 30/3) Excercise

April 1-4-2019 to 30-4-2019 Cont. Human Ear + Circulatory System

Week 1 (1/4 – 6/4) Structure and functions of human ear

Need and components of circulatory system

Week 2 (8/4 – 13/4) Composition, property and function of Blood

ABO blood group, Blood Clotting and Rh factor

Week 3 (15/4 – 20/4) Structure and function of Heart

Heart beat, heart sound, pacemaker and pulse

Week 4 (22/4 – 30/4) Blood vessels, blood pressure and lymph

UNIT TEST – CHAPTER: NERVOUS SYSTEM + SENSE ORGANS

May 1-5-2019 to 10-5-2019 The endocrine system

Week 1 (1/5 – 4/5) Need of endocrine system

Properties of hormone and various endocrine glands and their position in

body

Week 2 (6/5 – 11/5) Adrenal gland and pancreas

Thyroid and pituitary gland, hormonal regulations

June 14-6-2019 to 30-6-2019 1st TERM EXAM: The Reproductive system

Week 3 (11/6 – 22/6) 1st Selection Exam from 14th June

Definition and types of reproduction

Week 4 (24/6 – 29/6) Male reproductive system and its components

Female reproductive system and components

July 1-7-2019 to 31-7-19 The reproductive system and population

Week 1 (1/7 – 6/7) Menstrual cycle and fertilization

Implantation, placenta, parturition

Week 2 (8/7 – 13/7) Twins and types

Week 3 (15/7 – 20/7) Problems and reasons of increasing population

Growth, model, factors for population explosion

Week 4 (22/7 – 27/7) Few statistical terms, methods of contraception

August 1-8-2019 to 31-8-2019 Excretory system, Human Evolution, Absorption by Roots

Week 1 (1/8 – 10/8) Excretion, types of waste, excretory organs

Structure and components of human excretory system

Week 2 (12/8 – 17/8) Function of kidney, composition and regulations of urine, organ

Regulation

Definition and theories of evolution

Week 3 (19/8 – 24/8) Human evolution process, industrial melanism

Need of absorption and structure of root

Five phenomena for conduction of water and minerals

Week 4 (26/8 – 31/8) Imbibitions, diffusion, osmosis and osmotic pressure

Active and passive transport, plasmolysis and uses

Root pressure and some experiments on conduction of water and

minerals

September 2-9-2019 to 30-9-19 Transpiration & Photosynthesis

Term II Exams (11-09-2019)

Week 1 (1/9 – 7/9) Definition and experiments on transpiration

Kinds of transpiration and stomatal movement

Factors affecting transpiration

Week 2 (9/9 – 11/9) Adaptation and significance of transpiration

Significance of transpiration Guttation and bleeding

Introduction and importance of photosynthesis

Week 3 (12/9 – 30/9) Opening and closing of stomata

2nd TERM EXAMS

October 1-10-19 to 31-10-19 Cont. Photosynthesis, Chemical coordination in plants and

cell division

Week 1 (1/10 – 12/10) Process in adaptation of photosynthesis

Factors affecting photosynthesis and experiments

Week 2 (14/10 – 19/10) Importance of photosynthesis and carbon cycle

Plants hormones and their role in plants

Tropic movements in plants

Week 3 (21/10 – 26/10) Chromosomes its discovery and structure

Molecular structure of DNA and genes

Week 4 (28/10 – 31/10) Need for cell division and cell cycle

Mitosis and meiosis

November 1-11-19 to 30-11-19 Genetics and Pollution

Week 1 (1/11 – 9/3) Gregor Mendel and definitions

Chromosomes and its types

Gene, alleles and its types

Week 2 (11/11 – 16/11) Genotype and Phenotype, pedigree

Sex linked inheritance

Week 3 (18/11 – 23/11) Mendel’s experiment on inheritance

Waste and pollution, its types

Week 4 (25/11 – 30/11) Cause and control of Air, soil, radiation and noise pollution

Effects and control of pollution.

December 1-12-19 to 21-12-19

Revision and IIIrd term exams

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COMPUTER APPLICATIONS FIRST TERM SYLLABUS

March-April 1. Using Library Classes

Simple input/output. String, packages and import statements.libraries and illustrating

their use. The following functions have to be covered

String library functions: Char charAt (unt i),int compareTo(String1, String2)String

concat(String str)

boolean endsWith(String str)boolean equals(String str)boolean equalsIgnoreCase(String str)int

indexOf(char ch)int lastIndexOf(char ch)int length( )String replace (char oldChar,char

newChar)boolean startsWith(String str)String substring(int beginIndex, int endIndex)String

toLowerCase( )String toUpperCase( )String trim( )String valueOf(all types),

toString()Mathematical Library Functions:pow(x,y), log(x), sqrt(x), ceil(x), floor(x),

rint(x),abs(a), max(a, b), min(a,b), random( ), sin(x), cos(x),tan(x), asin(), acos(), atan().

April-May 2.Functions Need of functions. Types of functions (pure and impure). Function

declaration and definition, ways of calling functions (call by value and call by

reference)Returning information/messages from the functions and use of multiple

functions and more than one function with the same name (function overloading).Use

of static data member with static member function. Discuss invocation of functions on

objects (through the reference). Discuss the concept of this with a reference to the object

on which the invocation is made again.

SECOND TERM SYLLABUS

June 3. Iterations.

Loops, nested loops, break and continue.Revision of loops (while, do while and for).Show

how each kind of loop can be converted to the other form of the loop. Introduce nested

loops through some simple examples. Demonstrate break and continue statements with

the help of loops/nested loops.

July

4. Class as the Basis of all Computation Objects and ClassesObjects encapsulate state and

behaviour œ numerous examples; member variables; attributes or features.Variables

define state; member functions;

Operations/methods/ messages/ functions define behaviour.Classes as abstractions for sets

of objects; class as anobject factory; concept of type, primitive data types,composite data

types. Variable declarations for both

types; difference between the two types. Objects as instances of a class.

August 5. Class as a User Defined Type

Class as a composite type, distinction between primitive type and composite or class types.

Class may be considered as a new data type created by the user, that has its own

functionality. (The distinction between primitive and composite types should be discussed

through examples. Show how

classes allow user defined types in programs. All primitive types have corresponding

class wrappers.

The following methods are to be covered:int parseInt(String s), int valueOf(String s),long

parseLong(String s), long valueOf(String s),float parseFloat(String s), float valueOf(String

s),double parseDouble(String s),

double valueOf(String s), boolean isDigit(char ch),boolean isLetter(char ch),oolean

isLetterOrDigit(char ch),boolean isLowerCase(char ch),boolean isUpperCase(char

ch),boolean isWhitespace(char ch),char to LowerCase (char ch) to UpperCase(char ch)

September 6. Constructors

Constructor and its types.Default constructor, parameterized constructor, constructor with

default parameter and constructor overloading

7. Encapsulation

Access specifiers and scope and visibility Access specifiers œ private and public. Visibility

rules for private, package and public access specifiers. Scope of variables, instance

variables, argument variables, local variables

October 8.Arrays

Arrays storing, retrieving and arranging data, Arrays and their uses, sorting algorithms -

selection sort and bubble sort; Search algorithms œ linear search and binary search

Example of a composite type. Array creation. Sorting and searching algorithms should

be discussed

November 9. Input/Output

Basic input/output using Scanner and Printer classes

from JDK.The Scanner class can be used for input of various

types of data (e.g. int, float, char etc.) from the standard input stream.

December onwards Revision

Model Test papers

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HISTORY AND CIVICS

FIRST TERM

1) The Union Executive: The Prime Minister, the Union Cabinet and the Council of

Ministers. [ Month of March and 1st week of April]

2) United Nations Organizations: Origin, Objectives and the Principal Organs.

[ 3rd and 4th week of April]

3) First phase of the Indian National Movement(1905-1907)

[1st and 2nd week of May]

[First term exam: all chapters taught in the first term and the following chapters

a)The Union Parliament b)The Union Executive: The President and the Vice-President c)The

First War of Independence(1857) d)Factors leading to the growth of Nationalism and

Foundation of the Indian National Congress e)The First World War(1914-1918) f)Rise of

Dictatorships: Facism in Italy and Nazism in Germany g)The Second World War (1939-1945)]

SECOND TERM

1) The Union Judiciary: The Supreme Court [1st and 2nd week of July]

2)a )Second Phase of the Indian National Movement :Partition of Bengal and other

Developments

b) Factors leading to the Formation of the Muslim League

c) National Movement during the First World War: Lucknow Pact and other Developments

[3rd week of July]

3) Major Agencies of the United Nations.[4th week of July]

4) The State Judiciary: The High Court.[1st week of August]

5) National Movement : 1919 – 1942 {National movement, Civil Disobedience Movement

and other forces at work. The Cripps Mission and Quit India Movement } (2nd & 3rd Week of

August)

6) Forward Block, [4th week of August]

[SECOND TERM EXAM: All chapters of 1st and 2nd term]

THIRD TERM

1) Non Aligned Movement. [3rd week of September]

2) The Subordinate Courts.[4th week of September and 3rd week of October]

3) Independence and Partition of India.[4th week of October and 1st week of November]

[Revision of the entire syllabus]

[THIRD SELECTION EXAM: All chapters of 1st ,2nd and 3rd term]

[PROJECT TOPIC: United Nations and its Major Agencies]

St.Xavier’s School

Syllabus for Geography : Session 2019-2020

Class: X

First Term:

1.Interpretation of Topographical Maps:

a. Locating features with help of a four figure and six figure grid reference.

b. Definition of contour and contour interval. Identification of landforms marked by contours( steep

slope, gentle slope ,hill, ridge, water divide, escarpment), triangulated height, spot height,bench

mark,relative height|depth.

c. Interpretations of colour tints and conventional symbols used on a topo sheet.

d. Identifications of types of scales given on map. Measuring distances and calculating area using the

scale given there.

d. Marking directions between different location using eight cardinal points.

f. identify: Site prominent villages or towns, types of land use, land cover and means of

communication with help of the index given at the bottom of the sheet.

g. Identification of drainage pattern (direction and flow) and settlement patterns.

h. Identification of natural and man made features.

2. Location, Extent and Physical Features of India:

Positon and Extent of India (map only)_ The physical features of India_ Mountains, plateaus ,plains

and rivers.

Map work : Relief map 1 , 2 and locational map of India

3. Climate of India

Distribution of Temperature, rainfall winds in summer and winter and factors affecting the climate

of area, Monsoon and its mechanism. Seasons- March to May - Summer , June to September-

Monsoon, October to November_ Retreating Monsoon. December to February- Winter.

4. Soil Resources

Types of soil (alluvial, black ,red and Laterite) distribution ,composition and characteristics such as

colour, texture minerals and crops associated.

Second Term:

1. Natural Vegetation of India

Importance of forests_ types of vegetation (tropical evergreen, tropical deciduous, tropical

desert, littoral and mountain), distribution and correlation with their environment

2. Water Resources :

Sources ( surface water and ground water)_ need for conservati8on practices ( rain water

harvesting and its importance) Irrigation : importance and methods.

3. Mineral and Energy Resources:

Iron ore, Maganese, copper, Bauxite_ uses and their Distribution, conventional sources: coal,

Petroleum” Natural gas ( distribution, advantages and disadvantages)- Hydel power: (

Bhakra nangal dam and Hirakud ) Non – conventional sources : Solar, wind tidal , geo

thermal, nuclear and bio-gas( generation and advantages) Map work Corresponding to the

Chapter.

4. Transport: Important and modes _ Roadways, Railways , Airways , and Waterways-

Advantages and Disadvantages.

5. Waste Management :

a) Impact of waste accumulation-spoilage of landscape, pollution, health hazards, effect on

terrestrial, aquatic ( fresh water and Marine ) life.

Need for waste management. Methods of safe disposal_ segregation, dumping and

composting. Need and methods for reducing, reusing and recycling waste.

Third Term:

1. Agriculture:

Indian Agriculture_ Importance, Problems and reforms. Types of farmig in India: Subsistence

and commercial : Shifting, Intensive, Extensive, Planatation and mixed.

Agricultural seasons ( rabi, Kharif, Zayad)

Climatic Conditions , soil requirements, methods of cultivation , Processing and Distribution of

the following crops:

-rice, wheat, millets and pulses.

- sugarcane,oilseeds (groundnuts, Mustard and Soyabean)

-Cotton, jute, Tea and coffee.

2. Manufacturing Industries:

Importance and Classification

Agro_based Industry_ Sugar, Textile (Cotton and Silk)

Mineral based Industry_ Iron and Steel (Tisco, Bhilai< Rourkela, Vishakapatnam) Petro Chemical

and Electronics.

Map work corresponding to the chapter. Important cities and population Distribution.

==================================

HINDI 1st Term – Section – A (40 Marks)

Hkk"kk & ljl fgUnh O;kdj.k & rhuksa ijh{kkvksa ds fy,

1- izLrkouk

2- fp=&ys[ku

3- i=& d½ vkSipkfjd [k½ vUkkSipkfjd

4- Hkko xzg.k

5- O;kogkfjd O;kdj.k

Section – B (40 Marks)

lkfgR; & x|

1- HksM+s vkSj HksfM+,

2- nks dykdkj ds vfrfjDr iwoZ ds ikB 1 ls 9

dkO;

1- pyuk gekjk dke gS

2- ekreafnj dh vksj ds vfrfjDr iwoZ ds ikB 1 ls 9

Unit Test –

1- nks dykdkj

2- ckr vBUuh dh


2nd Selection (Section –A) (40 Marks)

1- Hkk"kk & ljl fgUnh O;kdj.k& rhuksa ijh{kkvksa ds fy,

1- izLrkouk

2- fp=&ys[ku

3- i= & d½ vkSipkfjd [k½ vukSipkfjd

4- Hkko&xzg.k


2- lkfgR; lkxj (Section –B) (40 Marks)

x| & lEiw.kZ ikB

dkO; & lEiw.kZ ikB

Unit Test –

1- dq.Mfy;k¡ 2- egk;K 3- O;kogkfjd O;kdj.k

3rd Selection (Section –A) (40 Marks)

Hkk"kk & ljl fgUnh O;kdj.k & rhuksa ijh{kkvksa ds fy,

1- izLrkouk

2- fp= ys[ku

3- i= & d½ vkSipkfjd [k½ vukSipkfjd

4- Hkko & xzg.k


lkfgR; lkxj (Section –B) (40 Marks)

x| & lEiw.kZ ikB

dkO; & lEiw.kZ ikB

Unit Test –

d½ es?k vk, [k½ ekr`eafnj dh vksj x½ i=

Project Work: nwj lapkj ds lk/ku

tek frfFk & 24 flrEcj

Week wise Syllabus)

3rd – 7th March – fyax] vuqLokj] opu] o.kZ mnkgj.k ds lkFk

9th – 14th March – izLrkouk ys[ku] fp=&ys[ku i=ksa dk izk:i] ckr vBUuh dh

16th – 21st March – nks dykdkj] fou; ds in

2nd April – 6th April – dkdh] O;kdj.k

8th April – 12th April – HksMs+ vkSj HksfM+,] ekr`eafnj dh vksj] es?k vk,A

15th April – 17th April – egk;K dk iqjLdkj] lk[kh

22nd – 27th April – lansg] izLrkouk

29th – 30th April – cM+s ?kj dh csVh] O;kogkfjd O;kdj.k

1st –3rd May – cM+s ?kj dh csVh] O;kogkfjd O;kdj.k

6th - 10th May – ifBr ikBksa dh iqjko`fÙk

ifj;kstuk dk;Z

12th May – 13th June – Summer vacation

1st July – 6th July – fHk{kqd] fxfj/kj dh dqaMfy;k¡

8th -12th July – usrkth dk p’ek] LoxZ cuk ldrs gSa

15th – 19th July – usrkth dk p’ek] og tUeHkwfe esjh

22nd – 27th July – tkequ dk isM+] O;kdj.k

29th – 30th July – izLrkouk] i=

2nd -3rd Aug – pyuk gekjk dke gS

5th th –10th Aug – ckr vBUuh dh] O;kdj.k

19th -23rd Aug. – lwjnkl] O;kdj.k

26th -31st Aug.- ifBr ikBksa dk iqujko`fÙk

2nd – 7th Sep.- ifBr ikBksa dk iqujko`fÙk

3rd Exam

10th -11th Oct - tkequ dk isM+

14th – 19th Oct – fou; ds in] O;kogkfjd O;kdj.k

21st – 26th Oct.- lansg] lk[kh

28th – 31 Oct. – HksM+sa vkSj HksfM+,

1st Nov.- O;kdj.k

4th to 9th Nov.- egk;K dk iqjLdkj] i= 11th 16th Nov.- iqujkofÙk] viuk viuk HkkX;

18th 23rd Nov.- iqujkofÙk 25th – 30 Nov.- O;kdj.k

2nd – 14th Dec –iqujko`fÙk

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literature in english · 1. force- contact and non contact forces. moment of force and equilibrium,...

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