Civil gate questions

A borrow pit soil has a dry density of 17 kN/m3. How many cubic meters of this soil will be required to construct an embankment of 100 m3 volume with a dry density of 16 kN/m3
(a) 94 m3 `
(b) 106 m3
(c) 100 m3
(d) 90 m3

Civil gate questions

A soil sample has a void ratio of 0.5 and its porosity will be close to
(a) 50%
(b) 66%
(c) 100%
(d) 33%

Civil gate questions

The following two statements are made with reference to a simply supported under- reinforced RCC beam
I. Failure takes place by crushing of concrete before the steel has yielded.
II. The neutral axis moves up as the load is increased.
With reference to the above statements, which of the following applies?
(a) Both the statements are false.
(b) I is true but II is false
(c) Both the statements are true.
(d) I is false but II is true.

Civil gate questions

If, A, B, C are square matrices of the same order, (ABC)-1 is equal to
(a) C-1 A-1 B-1
(b) C-1 B-1 A-1
(c) A-1 B-1 C-1
(d) A-1 C-1 B-1

Civil gate questions

The presence of hardness in excess of permissible limit causes
(A) Cardio Vascular problems
(B) Skin discolouration
(C) Calcium deficiency
(D) Increased laundry expenses

Civil gate questions

At two points 1 and 2 in a pipeline the velocities are V and 2V, respectively. Both the points are at the same elevation. Both the points are at the same elevation. The fluid density is ρ. The flow can be assumed to be in compressible, inviscid, steady and irrotational. The difference in pressures P1 and P2 at points 1 and 2 is
(A) 0.5ρV2
(B) 1.5ρV2
(C) 2ρV2
(D) 3ρV2

Civil gate questions

As per the Lacey’s method for design of alluvial channels, identity the true statement from the following
(A) Wetted perimeter increases with an increase in design discharge
(B) Hydraulic radius increases with an increase in silt factor.
(C) Wetted perimeter decreases with an increase in design discharge.
(D) Wetted perimeter increases with an increase in silt factor.