# Civil Engineering - UPSC Civil Service Exam Questions

46.

If R is the radius of the main curve, θ the angle of deflection S the shift and L the length of the transition curve, then the total tangent length of the curve is given by

 A. (R - S) tan θ/2 - L/2 B. (R + S) tan θ/2 - L/2 C. (R + S) tan θ/2 + L/2 D. (R - S) tan θ/2 + L/2

Explanation:

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47.

Which one of the following, gives the correct decreasing order of the densities of a soil sample?

 A. Saturated, submerged, wet, dry B. Saturated, wet, submerged, dry C. Saturated, wet, dry, submerged D. Wet, saturated, submerged, dry

Explanation:

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48.

What does the critical path in PERT represent ?
1. The shortest path for the earliest completion of the project.
2. The longest path of the network from the initial to final event,

 A. 1 only B. 2 only C. Both 1 and 2 D. Neither 1 nor 2

Explanation:

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49.

A simply supported beam of constant width and varying depth and uniform strength is subjected to a central concentrated load. The depth of the beam dx at a distance x from one of the supports is proportional to

 A. x1/2 B. x1/3 C. x D. x2

Explanation:

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50.

In the given figure, the maximum bending moment at the fixed end of the cantilever caused by the UDL is M. The bending moment at section 1/5 from the free end is A. 4%of M B. 5% of M C. 10%of M D. 20% of M