civil-engineering-objective-questions-part-4.pdf

8/20/2019 Civil-Engineering-Objective-Questions-Part-4.pdf

1/17

I

I of 17

CIVIL ENGINEERING

Whkh

of the eur.·es labeled as

f; Cli.Gl_

®

and

Gl

m ti1e g1ven

:'- c"tuman ami

respect1vel)

I

...

'.•;

.

.

i

..

._ _.

•

e Mminn


2/17

l2

' v l ~ t ~ h L•st I

w1th

L•st ll and s e l ~ c t the

cnrrecr

ans""':

L i ~ t

A Spcc1fn: farce

B. S p c d l ~ ~ n ~ • g y

C ll_vllraul•c JUmp

f)

DaT}·-Wei,hm:h

~ q u a t i < m

L l ~ t

I Head

loss ct11c to

rriwon

'

Rapidly vaned tlow

A h ~ r n a t ~ d ~ p t h s

4

ConJugate depths

4

"

c

"

4

'

2

4

1

l

'

4

2

'

1 J

n

'

'

vnl1·e

a h ~

down;rrenm end ofu 90

em

t.hamdt:l

r•pdmc ~ a r T y m g

"alt'r

'"

suddcnlv

c l o ~ d

in such a malmct that

velonty of flo" 1s decreased from 4

m s tD

I m1\ instantanenusl;· Assuming pipe tn

be ng1d and K lil• \\ale• as 2 x

10"

P

the msx1mum

p r ~ s s u r c

nsc

at

the

va

wdl h ~

"

1 4 2 ~ 1 0 h

b 1.804

'

10'' Pa

'

4.44S,J0

1

' l'a

'

.'i

'H3'

Ill"

~ o m a l depth

' v l ~ n n i n p : s

"''

m / < p e r

1 l 1 ~ fltm d a r a c t e n > l i ~ •

before

and

afler a

h ~ d r a u h c J\lmp

an:

s u ~ i l tffilt

a_

Spec1fic fon:e., are eyual but "P"cific

e n e 1 ~ i e : ; are

Ulle\lual

b

Spe


3/17

D. \J.'dlo

List

II

1. Oukwp.< of

grotmd

water

which

olbn

a ~ p c . r as

'mall w a t ~ - r

hole'

2

\-crlical cylindn-:al o p c ~ i n g made

in

t b ~

ground

f"'·

tapping

water

llodimcmL Liun

L.ml... Lh"

a-e •ettlicg_ mm·e

tloe b"ttom_

Coagulant

containing

forrmtiou of t<

·

a r ~

correct"'

Li•t I (\Vater treatment units) w

th

(Normal

d e t e n t i o ~

time) and s e l o ~ t

the con·eet answer·

Li•t l

.',, Rapid mmn£

k v i o ~

B_ l·1occulator

C.

Plain

~ d t m ~ J t t a t i o n bnk

ll ·I uhe settlers

J.ist II

23.

'

5 to 10

miouk•

'

311 seconds

3. 30 mmulcs

'

2 to

homs

A

B

c

'

3 2 4

0

' '

'

' ' '

'

'

3

'

xailable obl·>•·ine

solution is() ,

mg ml

dmeofO_l

' 1 in

tho aoMrmt

be added ;,

'

b

0. 1 '

- - , 2 0 ( · - - · - m ,

1000

03

:


4/17

2. C : o l c u l a t i ~ n s ar i p ~ t ~ n s t b •

are

o q u i r ~ d

'·

t lo from centre to p ~ T i p h c r y

A B D

,

2

2 I

2

2

latch List l (

c W ~ ' T a g c

'ystcm) "' h hsl ll

U'h.,-adm-"t>c•)

anrl

,e(t;CI

Ire oorred

"nswor;

List t

\_

Consorvancyoyokm

H_

s ~ ' P a m k

;ystom

('_ C o m l l i n d > , \ > l ~ ' "

D.

Pmiiolly

combined syot:cm

t .i .tll

1. SC\1 urs c;uT) " ~ " ' ' a g e and

lim1Wd

storm

"atc1

2.

Orgamc

load an treatment

plant"

k;s

3_

L

nhyg1emc

4. E y d r . u h ~

load

·

b

' : : : l , : • : ' ; ' · g ~ ' T l demand

'o I oxygen demand

ni.,c·h:ed oxygen

\i'hich of these pa,.mcWfll

:ore

takrm ir.to

U:OH>iLkJ"\iuL

[0o

J d C U U L U U ~

U g d L l ~

slrcn,:th .,r a ""'tc?

a 1,2and3

b. J and 4

c 3,4:mdl

d_ 1.4andi

27.

31.

4nf

11

So l

p1pc

in plumbing

"'"' ' '""' m ~ i l n s

1

p pc

a.

:>.-lade

of

day

h. Carrying Mhdcr a t ~ ' f t a l s

Carrying "ask Ji-om ltalr do,cts

d. Carrying industrial waste. water

T h ~ h v ~ · L l a ~

BOD

uf

"

' · ' ' ' ~ ' > l d l ~ t

samplo

i<

150

mg· I at20c C

~ o ~ s t a ~ t

k (to l h ~ b:ose

T h ~

ultimate firsl

2

'2)

a. 22l

5mg'1

b

237_2mg.-

1

c. 240 mg'l

d

],

sag

our\c

mani csls

;,,,bed n y g ~ :leficit

tollll volume of a pnmary s ~ 1 l l i n g

t a ~ c s

is 2'00

m·'

and the

w : . , t ; : - , , l ~ T

lov,

;_

25-

U'lit«"'l

per day

The

detention

time

If_

sctlling take is

a.

10,24h

b 24-lOh

c.

24h

d ]/24h

In convcnlionJl :ootintc Jj""o p.a.

~ o u l

t a ~ e s

ue

ot

5' .,

of

investment value

· n ~ e

eqJipment

;, Jsec frn

MOO

homs during

each ,-ear

he

hr,ur1' o"nerslup

co.t

for

the ~ q u i p m e n t w i 1 1

be

a.

Rs 37.77

b Rs

24

c_ Rs 18

www.examrace.com


5/17

d.

R,. 12

In tho titne-cost optimintion of a pmjeol

the

project

ccn

be

cro•heJ by e,q·editing

3

All a c t i V I I i ~ s on the

crrlical

p:olh

b. Cnlical acti,·ilic" having

mtmmum

~ ' > o l

elope

•

Acti' itie< on mlHt'itical pafr

d.

Cnt cal

acli,·itico hanng

maxtmum

c,tst ;lope

A

ficm · , ·smt dawn'

poi1t

reaclled

when OV< ·ago L"C"\"CilUC

fail;

to C0\ '01" rltc

a. .\verage

:otal co'd

h.

\"anahk

cmt

c Fixec cmt

d. 1\farginal cosl

lbe tequirement of;; cettain conponent

;.,

unifrnmly HIO umt• per mooth in a

con•buotion acti>·it;'

spread o v e r ~ month

lbe unit cost is Rs

~ 5 . tw ca Ty-ing oo>t

is

9%

and

the

ordeting co.•t

i• estimated to

be

H>.

~ 0 P"'' m·dct·. If dcliv.;,·y "

m s l a n t a n ~ o m .

t l best

t" purchase tn

a. A •ingle

ot

b. 4lot '

c H ots

d.

10

lots

R

m


6/17

Ct tij "

} IOtU]

"'""ll P"" Y ' l l"f l '"

J

] ~ " - " ]

, , ,. , l . f l · " ~ - ~ l ' I ' · " " P • U r o

r---'·' ""-JU,, -cuu 'J" ,;:,,,.,[e.,

iJPUIJl)U

g ~ J :(V)

UOII t ~ s s y

ntl.Jl"

~ ) t t l {

""JUJ Sl V 'jl

~ S J P J

S)

l:J Itt'\

gnJj '

f

0

V

JO

U o ) J " U O J d " ~

p ~ l i O ~

oq

}I

Ottl]

a:n

< puo

\ '

lflOEI

·q

\ '

JO U O l j ~ u t : j d : < ~ j O ~ . l l C · ~

~ I J I

"'

.;n'll l"'" v •nntr .,

IJC.\1 ~ ' I " UO l"'I .Jl" P ""·ll'

lii."'J ""

""Wn;sc J"PU J·''

U)lj.J,

:(H) U U . " 1 l ~ J : I

·n••l

~ ~ l

Ul UOIJttq

"' 1 " ' - ' - ' l ~ W

0 U."L\\

: (y) 110 1.1·'""'>'

Ot

'6fwww.examrace.com


7/17

"

.

A '

~ r t i

o n (

A):

In

cst•

m atm

g p

opu

latio

n

a

«e'"

ing

w

are,

. su

pply

dem

and

> ti

le

g ~ m

~ l n

c prU

);Jo

n

(G P

) m u

tlm ,J

"IV

CO

c

orrec

t c ~

t r m

m c s f

or a

do•

do

ped ct

ty

R ~

~

(

R): I

n the

G

P m

etho

d, a

cuu

stan

t

nrle

o fm

cre

o se

m p

opul

otlon

l

S

a

ssum

ed.

H

oth

A a

nd Rm

e

tru

e a

nd R

till'

correct explonnt10n

of

A

b

lloth

A

and

{

m

~

rUl'

b

ut R

V

) I

the

corr

ec t e

xplm

w ti

on n

f A

c_

;\ "tru

e

bu

t ll.

IS

oJ

A IS

false

but

R

1>

tr

ue

A ~ s e

r l i o

n

(A)

: Re

thlX

va

lve IS

pw

v1dt

xl

on

the

MO

Ctmn

"de

u

' lhc

pu

m p

R ~ H S

O n

tRI

; R

c n u

~

b<

ld,fl

ow

o

m the

I1

11C

IIllo

th

e pu

r p

and

co

nseq

uen

t & m

age

t

the rum

p 'e

t

a :lo

th

A

and

are

tno

c

and ){

t

he

cm

rec t

e,;p

la na

tinn

of

A

b f:

loth

A

and

R

true

but

R

\(J

T

the w

rrec

< ex

plan

atin

n

of A

c

IS n . 1 ~

b1n

R

S

fulse

d

A

I

S

fal

se b

ut R

l'i lf\IC

A

••cr

tioo

(--

'.):In

';''

P F ~ T

o

f di

strihu

l>on

rna

} ve

ry

the

d • ~ t

n b u l

l t m ' o

~ h , o

c

om p

lcti<

lll

o

f

th

e

ur,e

in

R

' the

h

R

is

true

,

u p

.1rnl

lcl

for

ces

· t it

"i

ll ha 'e

No

u l t a

fo rc

e ond

no

m f

l m ~

m

h

.

<

moment

bm

•t

o

rc>

ulhm

t forc

e

c

A

resu

ltan

t fufl

'c

l:

:ut

no

m o

m en

t

d

m u m

~ n t

and

a rCSL

dtaJ

tl lO

ree

l11e

ve

c tm

rr

odllc

t n

f t

lkn

non

-7em

~ c

c l o

" z

cru Jl.

a

n d o

nly

1 the•

vc

ctur>

~ r c

a.

Pt

-rpen

dicu

laJ

b

C'n

ncu

rrent

51

i2

53

c

Por

rtlld

or c

otlm'

- ''r

U

~ r l <

7

or

17

A ba

ll

i g h t

W '"

>up

pm t

cd


8/17

.

.

7h

d

u r ~ -

T

R

4

sin

l S

O ~

u + f ll

son

(\JO

-

}

si

n(

nmd

ulus

)

'

1

~

f O

E -

I> - __.,

he

t i o n

0f

t

he b

ar d

ne 10

1 S

ow

n

wm

ght ;,

'"

.

-lf:

WI

__

.)}:_

W

I

'

h

'

www.examrace.com


9/17

d

1J.I- I

Alo

A

Sled bar IS ~ < . ' p i

[ ' 1 \ : \ W ~ C \

hW ooppct

bars

and

ngidly wnncdcd at rMm

t e m p e r a t ~ r e If t h ~ system

is

fixed at t h ~

~ n d 5 and cooled ~ u o . k k n l y , tlle

stresses

pwducetl in the bar> wtll b ~

T

m o n

in

;ted

~ n J

wmpre;sum

in

copper

b Compression itl both

s ~ c l

and ooppcr

c. Temmn m both 't l

anJ

cnpper

d C"ml'''"sion

in

steel

und

t e n ~ i o n m

wpper

an

ckmcnl

"

s u b j ~ ' < : t o d to

three

dnnensronat stresses

or

"'tenstHes > <

(tcnorlel.

IJ..

tcornprcsstve]

~ n d

p,

( t e n ~ o l c ) .

then the 1train along x-axis given

by

(E

" mmlulu_, ' da,ttclty of the material and

I /rn io roison·s rattO

J ~ _ ( r , + r . l

a. < ,

c

ml

b

P,

1

1

.)

,. ~ ·

'

r ml'

{ p,+p,)

e . ~ - - ; 1 .

L ' '-

d

_ \

cantilewr

h,am

o ·

flexur.il

b

a gil'en matenal.

E=2 C r (E

is

of da;tidty am. t i is moduiL" uf

or tile matcuall, then t h ~ b u l ~

mod ' ' ·K Will he

a.

F/3

b.

[ /1

c.

Ei4

d [

If all the dimen,ion< of o verlicnlh·

~ u s p < : n o . k - - . J ~ , n ; u l i t r b...- ~ r ~ drmbkd.

thm

66

' infl7

the

111rt- t

II ( O b s e r v a ~ ~ n l and >elect the rrect

answer

Lis

'

I

'tage

'

l l

~ a g e

[

111 ~ r a g e

D

I \ stnge

d c u

'

J

'

. l

'

l

'

l

'

'

d

l '

'

A loaded

snnph

~ u p p o n : e d b ~ u m shown

in the Biq::n figure CDF CD- DF a•; m)

;, a rigid r n ~ m b e r

nf the beam is best

www.examrace.com


10/17

'an app ,cd load passes \luoup,h the .sheao

centre of rhe seoriM fthe he•m. thM the

beam will have

"-

No deflection

h Neither bending nor rwi,ting

c_

No llending

d. No twistin,.;

Matuh List I iT}pes of

beam) wnh

Liotll

Mm < l u c o ~

hy I 0%.

the reduction in the crippling load will be

•

10%

b.

2 1"-o

'

~ 0

d. : 0 . 1 ~ r ~

than 30%

Ax1al t e

in

the

s \ r u ~ l \ t r e shown"' the

forw in tlw mmnbcr BC of the l H . J ~ O

t.•wen fig-ttre , . (where

''

•

'

r-

·'i'c-./


11/17

a.

50 k.'

ICmnpresm

·el and 2 ~ kN

(T

cm1le)

b

, .

-'

kN t T ~ n s i l

afid

ti

ts

I C o m

p r c s s i ~ c \

'

I Lli\ kN

1 rcns1lc

an

d

'IJ .f i kN

d

,-

kN

I Cm11pr

es.'i' \

~

5u.fik,;,

I I

/It

u point in

l ' tmined matenul,

two

mutually p<

Orpendicular

e ~ o ~ s

a_,

7

2D N

-'mm'

(C

omp

rcss1ve) and

.:r, -40

.\ ' iiHrr t ' (Teno

llc,\ are o

cting If

the nm

miom

of

te n

sile

str

'

i '

r<

Ntive and

that r

cnmpre , .,v

e

'

'"" ;,

n

eg:' fove,

then

t i l ~ r i n ~

o p a l s e s at

that pumt

-i.>Uld bo

a.

40.;, / mm'

tmd

-10·./iN;

mm

b -

40N:

mm' and 20.\i /

mm

'

c_ 40.V

/

mm und

-20N i mm

d -4GfiN

imm ~ n d

20/V/mm'

111e

dia

meler

of s

haft B is l\>1C

e hat o

f

shal i A

B

oth Hhalls

have

t h ~

a

m ~ length

am a t ~

of

tile

sam(.

· materia

l. I both

subjected to

ihe same lo

rque_

th

en

th ratl

of

the

nngle

of

1\>ist

nf

shaft A to thm

sh

an

B will

'

h

'

'

. lh

lhe

VIOldiO)

bC@

II1>

stress 1

n

n t y i e l d p <

~ ~ m

b

stres> Jl

ytdd pomt

1

I

y i ~ l d pm nt

an

axial lo d

-p·

;,

apphe

ol

to o

ch.n

,c-wlkd oprm

g of Co•b

n·

rathu> l .

moJulus

uf g t d 1 L y Nand

'"'1r

e diam e

ter d' the e

longation of 1he

s p r i n ~

wil l

he

b

641'11'11

,\ d I

3

2/'R

1

rr

, \ d

7

9

II

of

17

64/ ll

n

' ·\ d

d

8i

l(n

/V

£ > du I

>

londm

g

S

17.5k:-.

.'m'

(comp

ressive).

then

t h ~

c ~ ; u

l , c t r c s ~

u

t c

orner -n - wo

lllle

www.examrace.com


12/17

.J:C

__ c ,,

i

: I

f------- -

1

- - ' -

I

'

a_ 4'i kN/m' (mmpre '"ive)

b 12 5 kNtm' compressive)

c

43

kN m

2

( t e n ~ < l e )

ol. 2.51fl' -.J rig1d

bl


13/17

7

\h

tclr

Lis

t

R a n

~ ~

o

f

pa

rlrcl

c ;;

i2c)

oil


14/17

d

1:

I

oi-

y d

In

th e

sotu

allon

>.

JO"" U

1 th

e

gl\(

ll

r

he cn

eftk

i•nr

1 >

f p ~ m

e n h 1

l t c

w

il

'

1

0 em

· T

h ~

i s c h

r g ~

in


15/17

·

;

' '

'

'

;

' '

4

;

'

onsider the

foii·JWing

>latblc limo •

n

Sln>ch.ml load nf hridec i<

t"

he

l : r a ~ s f c r r u ( \

thruug'r sandy ooil to

heel

r o ~ k

..vailahk

at ohallcw

dc. Jltll

Li>t

II

'

F o • > l O ~

'

Piles

3. Rail

4.

Well

A B

c

D

•

'

4

'

'

4

;

'

4

'

;

4

'

;

W2. v.:·,ich one r.f the :'"ollowing

equaliom

r < : p r < : o c n ~ ' Tonooghi"• cltmhllc

bcormg

capacn·

cquatcon'?

(Notations ha>e their Lsual meaning)

a

q , = 7 · C J , a n ' ( 4 ~ o . < J : . . , I

• •

h. q , ~ C \ , + y D . X , . + 0 . 5 y B V ,

q ~ r. v· S d 1 + D N

S d 1

+0.5y JN

' ' · - ~ ' - ' '

www.examrace.com


16/17

c ~ 5.HC

-. -

D

OJ.

o m i d ~ r

the foll•>w ing

~ o r r . . c h o n , ;

]_ C J v ~ r ~ u , - c l ~ n pl CS>Ur


17/17

L ROnoly•i< lbr r:gid pa,·cmcnl

de.,gn?

,

IJ .4and5

l

and 4

c l ~ o n d l

'

1.1 :md4

'13.

Conwing:

l

l'erforatd

pipe

2. ('pen-jointed •olid pipe in a trench

_ _ Free Jt·aining ma:erial

in

a trench

4. Solid COOCI Ctr

pipe

Which of tl""" a r ~ n•ed

for

mh,nrface

drainage''

a.

L2

and

3

b. 2.3 and 4

n

gaps

c.

E x ~ h a n g e

or

innc,-

and

o Wr

rails on

CUI\''--'<

d. Usc

ofhc:d

harduncd

mds

119. For a slu::pcr dc11S1ty of (n - 5). Ute

numt>cr

of slccpo111

r c ~ u i P o d for

~ o ~ • l r l l i O h n g b-r''"d

g o u g ~

r.1il""Y · n ~ l

ofknglh 640

m w1lh staniard rail length "

a.

6

civil-engineering-objective-questions-part-4.pdf

Documents