Design of Reinforced Concrete structures (3160612) MCQs

MCQs of Design of Retaining wall

Showing 1 to 10 out of 26 Questions
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1.

On designing retaining walls it is necessary to take care of __________ exerted by soil mass.

(a)

Erosion
(b)

Lateral pressure
(c)

Surcharge
(d)

Lateral stress
Answer:

Option (b)

2.

The material retained or supported by the retaining structure is called __________

(a)

Surcharge
(b)

Support wall
(c)

Back fill
(d)

All of the mentioned
Answer:

Option (c)

3.

The position of the backfill lying above the horizontal plane at the top of wall is called _________

(a)

Active state
(b)

Plasticity
(c)

Surcharge
(d)

Slip lines
Answer:

Option (c)

4.

What will be the co-efficient of passive earth pressure, at a depth of 8m in cohesion less soil sand with an angle of internal friction of 30° when the water rises to the ground level?

(a)

4
(b)

5
(c)

3
(d)

1
Answer:

Option (c)

5.

Cantilever retaining walls can safely be used for a height not more than

(a)

3 m
(b)

4 m
(c)

5 m
(d)

6 m
Answer:

Option (d)

6.

How is the base-level bending moment of a cantilever retaining wall expressed as a function of its height H ?

(a)

H
(b)

H/2
(c)

H/3
(d)

H/4
Answer:

Option (c)

7.

For the design of retaining walls, the minimum factor of safety against overturning is taken as

(a)

2
(b)

1.4
(c)

1.5
(d)

3
Answer:

Option (b)

8.

Which one of the following is the correct statement about R.C. retaining wall

(a)

toe slab and heel slab are provided with reinforcements at top face
(b)

 toe slab and heel slab are provided with reinforcement at bottom face
(c)

toe slab is provided with reinforcement at top face and heel slab at bottom face
(d)

 toe slab is provided at bottom face and heel slab at bottom face
Answer:

Option (d)

9.

Below are the function of retaining wall except?

(a)

Retain soil behind the wall
(b)

Permanent structure of a building
(c)

control ground water permanently
(d)

Prevent landsliding or overturning
Answer:

Option (a)

10.

Define surcharge

(a)

Material retained or supported by the wall
(b)

Backfill lying above the horizontal plane & its inclination to the horizontal
(c)

Backfill lying above the horizontal plane at the elevation of top of wall
(d)

Anything behind the wall
Answer:

Option (c)

Showing 1 to 10 out of 26 Questions
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