# Civil Engineering - UPSC Civil Service Exam Questions

46.
If Δ p is increment ofpressure on a normally consolidated saturated soil mass, as per Terzaghi's theory at the instant of application of pressure increment i.e. when time t = 0, what is the pore pressure developed in the soil mass ?
Zero
Very much less than Δ p
Equal to Δ p
Greater than Δ p
Explanation:
No answer description is available. Let's discuss.

47.
A normally consolidated clay layer settles by 25 mm when the effective stress is increased from 15 kPa to 30 kPa. If the effective stress is later increased further from 30 kPa to 60 kPa, then the additional settlement would be
25 mm
50 mm
75 mm
100 mm
Explanation:
No answer description is available. Let's discuss.

48.
Assuming the safe stopping sight distance to be 80 m on a flat highway section and with a setback distance of 10 m, what would be the radius of the negotiable horizontal curve ?
800 m
160 m
80 m
70 m
Explanation:
No answer description is available. Let's discuss.

49.
What is the time by which the completion of an activity can be delayed without affecting the start of succeeding activities, called ?
Total float
Interfering float
Independent float
Free float