Civil Engineering - UPSC Civil Service Exam Questions

If the difference of height between two points is 1 m and the slope distance between them is 100 m, then accuracy of slope correction determination could be 1 in 1, 00, 000, provided the heights are measured with an accuracy of

Which one of the following is a method of extending the length of record for a frequency curve at a station ?

Consider the following statements regarding a simply supported beam subjected to a uniformly distributed load over the entire span :
1. The bending moment is maximum at the central position.
2. The shear force is zero at the central position.
3. The slope is maximum at the middle position.
Of these statements :

Given that:
d = effective depth, b = width and D = overall depth.
The maximum area of compression reinforcement in a beam is

Which one of the following is not a standard spike for railways ?