Civil Engineering - UPSC Civil Service Exam Questions

Given that,
t = thickness of the plates,
b = width of the plates,
d = diameter of the rivets,
n = number of rivets in a line,
σ_t = permissible tensile stress.
The tearing strength of the joint is given by

Consider the following statements pertaining to a pile group and a single pile at failure :
1. In loose and medium dense sands, the failure load per pile in a group will generally be greater than the failure load for a single pile.
2. In cohesive soils, the failure load per pile in a group will be greater than failure load for a single pile.
3. For piles driven in dense sands, the failure load per pile in a group is greater than the failure load for a single pile.
4. When the pile spacing is greater than 10 times the pile diameter, the failure loads per pile in a group and forly same in both sands and clays.
Of these statements :

A surge tank is provided in a hydropower scheme to

If the settlement of a single pile in sand is denoted by S and that of a group of N identical piles (each pile carrying the same load) by S_g, then the ratio S_g/S will

For the analysis of flow in a water distribution network, the site engineers prefer the following head loss equation :