GATE Exam Questions problems
- 1. The deflection of a cantilever beam at free end b applied with a moment M at the same point is :
Options- A. M l2/EI
- B. M l2/2 EI
- C. M l2/3 EI
- D. M l2/4 EI Discuss
Correct Answer: M l2/2 EI
- 2. The ultimate bearing capacity of a soil is 300 kN/m2. The depth of foundation is 1 m and unit weight of soil is 20 kN/m3. Choosing a factor of safety of 2.5, the net safe bearing cacpacity is
Options- A. 100 kN/m2
- B. 112 kN/m2
- C. 800 kN/m2
- D. 100.5 kN/m2 Discuss
Correct Answer: 100.5 kN/m2
- 3. The return period for the annual maximum flood of a given magnitude is 8 years. The probability that this flood magnitude will be exceeded once during the next 5 years is
Options- A. 0.625
- B. 0.966
- C. 0.487
- D. 0.529 Discuss
Correct Answer: 0.487
- 4. Transition curves are provided on the approach to horizontal curves in order to :
Options- A. increase jerk to allowable levels
- B. minimize the length of the horizontal curve
- C. simplify the laying-out and construction of the horizontal curve
- D. reduce jerk to allowable levels Discuss
Correct Answer: reduce jerk to allowable levels
- 5. As per IS : 800-1984 the maximum allowable slenderness ratio of compression members carrying forces resulting from dead load and superimposed load is
Options- A. 180
- B. 250
- C. 300
- D. 400 Discuss
Correct Answer: 180
- 6. A person standing on the bank of a canal drops a stone on the water surface. He notices that the disturbance on the water surface in not travelling upstream. This is because the flow in the canal is
Options- A. sub-critical
- B. super-critical
- C. steady
- D. uniform Discuss
Correct Answer: super-critical
- 7. Water flows at a rate of 10 m3/s in a rectangular channel 3 m wide. The critical depth of flow is
Options- A. 1.13 m
- B. 2 m
- C. 1.45 m
- D. 1.04 m Discuss
Correct Answer: 1.04 m
- 8. A borrow pit soil has a dry density of 17 kN/m3. How many cubic meters of this soil will be required to construct an embankment of 100 m3 volume with a dry density of 16 kN/m3.
Options- A. 94 m3
- B. 106 m3
- C. 100 m3
- D. 90 m3 Discuss
Correct Answer: 94 m3
- 9. The function of ballast in railaway tracks is to
Options- A. facilitate drainage
- B. serve as an elastic support for the track structure
- C. provide the necessary resilience against the dynamic effect of the loads
- D. all the above Discuss
Correct Answer: all the above
- 10. A soil formation through which only seepage is possible, being partly permeable and capable of giving insignificant yield, is classified as
Options- A. Aquifer
- B. Aquitard
- C. Aquifuge
- D. Aquiclude Discuss
Correct Answer: Aquitard
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