Civil Engineering - UPSC Civil Service Exam Questions

36. 

A VOR radio transmitter which emits beam in a vertical plane and gives an indication to the pilot whether he is to the left or right of the correct alignment for approach to the runway is known as

A. Outer marker
B. Localiser antenna
C. Glide slope antenna
D. Marker beacon

Answer: Option D

Explanation:

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37. 

Gantt charts indicate

A. comparison of actual progress with the scheduled progress
B. balance of work to be done
C. Progressive costs of project
D. inventory costs

Answer: Option A

Explanation:

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38. 

A cantilever has rectangular cross-section and supports concentrated load at its free end initially. If depth and width of the beam sections are doubled, the deflection, at free end of the cantilever will reduce to what percentage of the initial deflection ?

A. 20%
B. 15.72%
C. 9.37%
D. 6.25%

Answer: Option C

Explanation:

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39. 

The optimistic, most likely, and pessimistic estimates of time for an activity are 4 days, 11 days and 12 days respectively. The expected completion time of this activity is

A. 8 days
B. 9 days
C. 10 days
D. 11 days

Answer: Option C

Explanation:

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40. 

When a single point load W travels over a simply supported beam, what is shape of the graph for maximum positive or negative shear force ?

A. A triangle with maximum ordinate W at centre and zero at two simple supports
B. A triangle with maximum ordinate W at a support
C. A rectangle with ordinate W
D. A parabola with maximum ordinate W at centre of span and zero at supports

Answer: Option A

Explanation:

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