Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 9

41.

In a direct shear test the shear stress and normal stress on a dry sand sample at failure are 0.6 kg/cm² and 1 kg/cm² respectively. The angle of internal friction of the sand will be nearly

25°

31°

37°

43°

Answer: Option

Explanation:

No answer description is available. Let's discuss.

42.

In the network given in figure, the maximum number of shovels and dumpers required are

6 shovels and 14 dumpers on days 9 and 10

24 shovels and 10 dumpers on days 3 and 4

30 shovels and 90 dumpers on all days

10 shovels and 24 dumpers on days 3 and 4

Answer: Option

Explanation:

No answer description is available. Let's discuss.

43.

Consider the following statements :
A good soil for making bricks should contain
1. about 30% alumina
2. about 10% lime nodules
3. a small quantity of iron oxides
4. about 15% magnesia.
Of these statements :

1 and 2 are correct

1 and 3 are correct

1, 3 and 4 are correct

2, 3 and 4 are correct

Answer: Option

Explanation:

No answer description is available. Let's discuss.

44.

Service connection consists of

ferrule, stopcock and gooseneck

ferrule, check valve and gooseneck

stopcock, meter and sluice valve

sluice valve, check valve and meter

Answer: Option

Explanation:

No answer description is available. Let's discuss.

45.

In the phase diagrams given, the change due to initial state changing into final state is shown due to consolidation. Depth of soil layer undergoing consolidation is H ; e₀ is initial void ratio; e_f is final void ratio ; Δ_e is change in void ratio. Indicate which of the following expressions gives settlement of the layer :