Important Civil engineering mcq

QUESTION 1:-

Assertion A: The consumption of water increases with increase in the distribution pressure.

Reason R: Higher distribution pressure causes more loss and waste of water. Select your answer according to the coding system given below

a) Both A and R are true and R is the correct explanation of A.

 b) Both A and R are true but R is not the

correct explanation of A. c) A is true but R is false.

d) A is false but R is true.

QUESTION NO 2:-

The per capita consumption of a locality is

affected by

i) climatic conditions ii) quality of water

iii) distribution pressure

The correct answer is

a) only (i)

b) both (i) and (ii)

c) both (i) and (iii)

d) all (i), (ii) and (iii)

QUESTION NO 3:-

Which of the following causes a decrease

in per capita consumption?

a) use of metering system b) good quality of water

c) better standard of living of the people

d) hotter climate 

QUESTION NO 4:-

The hourly variation factor is usually

taken as

a) 1.5

b) 1.8

c) 2.0

d) 2.7

QUESTION NO 5:-

The typical density in kg/cum (in situ) of well-compacted municipal solid waste in

landfill is in the range of

a) 100 to 300 

b) 310 to 500

c) 550 to 850

d) 900 to 1100

QUESTION NO 6:-

-Which of the following materials are used as landfill sealants for the control of gas and leachate movements?

1. Lime

2. Sand

3. Bentonite

4. Fly ash

5. Butyl rubber

Select the correct answer using the codes given below.

Codes:

a) 1, 2 and 3

b) 4 and 5

c) 3 and 5

d) 1,2 and 4

QUESTION NO 7:-

Two sources generate noise levels of 90 dB and 94 dB respectively. The cumu- lative effect of these two noise levels on

the human ear is

a) 184 dB

b) 95.5 dB

c) 94 dB

d) 92 dB

QUESTION NO 8:-

A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesionless soil under an intensity of loading of 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is

a) 15 mm

b) between 15 mm and 25 mm

c) 25 mm

d) greater than 25 mm

QUESTION NO 9:-

A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is

a) 15 mm

b) 30 mm

c) 50 mm

d) 167 mm

QUESTION NO 10:-

 Rise of water table in cohesionless soils upto ground surface reduces the net ulti- mate bearing capacity approximately by

a) 25%

b) 50%

c) 75%

d) 90%

QUESTION NO 11:-

Contact pressure beneath a rigid footing resting on cohesive soil is

a) less at edges compared to middle

b) more at edges compared to middle 

c) uniform throughout

d) none of the above

QUESTION NO 12:-

According to IS specifications, the minimum depths of foundation in sand

and clay should be respectively

a) 600 mm and 700 mm

b) 800 mm and 900 mm

c) 1 m and 800 mm

d) 1 m and 1.2 m