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Civil Engineering - UPSC Civil Service Exam Questions

Exercise : UPSC Civil Service Exam Questions - Section 6
6.
Consider the following limitations :
1. Can be performed only on purely cohesionless soils
2. Plane of failure is predetermined
3. There is virtually no control on drainage
4. Non-uniform distribution of stresses
5. Principal stresses in the sample cannot be determined The limitations inherent in direct shear test include
1, 2 and 3
2, 3 and 4
3, 4 and 5
1, 2 and 5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Given that g = acceleration due to gravity and R = hydraulic mean depth, the Darcy Weisbach friction factor is related to Manning's rugosity coefficient 'n' as
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
A symmetrical circular arch of span 25 m with a central rise of 5 is hinged at crown and springings. It carries a point load on the arch in the span between the left hinge and central hinge. If the inclination of the thrust at the right hinge is θ measured from horizontal, then what is the value of tan θ ?
2.5
1.0
0.4
Not possible to calculate with given data
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The combined motion of rotation and translation may be assumed to be a motion of pure rotation about some centre which goes on changing from time to time. The centre in question is known as
Shear centre
Meta centre
Instantaneous centre
Gravitational centre
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
A train is hauled by 2-8-2 locomotive with 22.5 tonnes load on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive ?
15.0 tonnes
22.5 tonnes
45.0 tonnes
90.0 tonnes
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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