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civil

Civil Engineering || MCQ – 04 || 20 MCQs

Posted on June 29, 2021June 28, 2021 By Civil Vedant

Q.1) For a single lane traffic, the desirable lane width is –

A) 3 m

B) 3.75 m

C) 5.5 m

D) 7 m

Answer

Option (B)

Q.2) In a parking area, the maximum number of vehicles can be parked with –

A)Parallel Parking

B)30 deg angle parking

C)45 deg angle parking

D)650 deg angle parking

Answer

Option (A)

Q.3) The per capita water consumption for hospital is –

A) 340 to 450 lpcd

B) 500 to 600 lpcd

C) 650 to 750 lpcd

D) 1000 to 1250 lpcd

Answer

Option (A)

Q.4) Activated carbon is used in water treatment for removing –

A) Colour

B) Tastes and Odours

C) Turbidity

D) Corrosiveness

Answer

Option (B)

Q.5) Application of excess amount of Chlorine (1 to 2 mg/l) in the chlorination process is called as –

A) Prechlorination

B) Super chlorination

C) Post chlorination

D) Dechlorination

Answer

Option (B)

Q.6) The maximum quantity of water that can be supplied from a reservoir with full guarantee during critical periods, is called –

A) Reservoir Yield

B) Design Yield

C) Secondary Yield

D) Firm Yield

Answer

Option (D)

Q.7) The permissible limit of organic solids in the water used for building construction work should not exceed –

A) 100 mg/l

B) 200 mg/l

C) 300 mg/l

D) 400 mg/l

Answer

Option (B)

Q.8) The fresh sewage is generally………….in nature.

A) Acidic

B) Alkaline

C) Neutral

D) Acidic or Neutral

Answer

Option (B)

Q.9) Most of the bacteria in sewage are –

A) Anaerobic

B) Parasitic

C) Saprophytic

D) Pathogenic

Answer

Option (A)

Q.10) In a sewage treatment plant, the process of removing oil and grease from sewage is called –

A) Skimming

B) Screening

C) Filtration

D) Sedimentation

Answer

Option (A)

Q.11) The ratio of ‘flow through period’ to ‘detention period’ in a sedimentation tank, is called :

A) Surface loading

B) Displacement efficiency

C) Theoretical efficiency

D) Settling velocity

Answer

Option (B)

Q.12) BOD5 represents 5 days BOD at temperature of –

A)0 deg celsius

B)20 deg celsius

C)50 deg celsius

D)100 deg celsius

Answer

Option (B)

Q.13) The Dissolved Oxygen in stream is maximum at –

A) Noon

B) Morning

C) Midnight

D) Same throughout the day

Answer

Option (A)

Q.14) Sewage treatment units are generally designed for –

A) Maximum flow only

B) Minimum flow only

C) Average flow  only

D) Both maximum and minimum flow

Answer

Option (C)

Q.15) The term sludge age is associated with –

A) Sedimentation

B) Aeration

C) Sludge Drying

D) Digestion

Answer

Option (B)

Q.16) Modulus of Resilience will be –

A) f/E

B) f2/E

C) f2/2E

D) 2f2/E

Answer

Option (C)

Q.17) What is the ratio of maximum shear stress to average shear stress for a circular cross-section?

A) 2

B) 2/3

C) 4/3

D) 3/4

Answer

Option (C)

Q.18) The bending stress on a beam section is zero at –

A) Centroid of section

B) Top fibre

C) Bottom fibre

D) Depends upon MOI

Answer

Option (A)

Q.19) Before testing setting time of cement one should test for –

A) Soundness

B) Strength

C) Fineness

D) Consistency

Answer

Option (D)

Q.20) The maximum bulking sand is likely to occur at a moisture content of –

A) 5%

B) 8%

C) 11%

D) 14%

Answer

Option (A)

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Civil Engg. Tags:civil engg questions, civil engineering important questions, civil questions for gate, civil questions for ssc

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