An extra 7.5 cm ballast width is not provided on outer side on a curve, if its d

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Question
An extra 7.5 cm ballast width is not provided on outer side on a curve, if its degree is
Options
A. 6�
B. 5�
C. 4�
D. 3�
E. 2�

Correct Answer

3�

Railways problems

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1. The main advantage of a long rail over short one, is
Options
A. it requires less number of rail fastenings
B. it provides smooth running of trains
C. it involves less maintenance cost
D. it provides conform to passengers
E. all the above.

2. The distance between theoretical nose of crossing and actual nose of crossing for practical purposes, is
Options
A. Nose thickness x tan ?
B. Nose thickness x cot ?
C. Nose thickness x sin ?
D. Nose thickness x cos ?

6. Pick up the incorrect statement from the following:
Options
A. Ends of adjoining rails should be in true alignment
B. Rail joints should be as strong as the rail section itself
C. Rail joints should be elastic laterally as well as vertically
D. Ends of adjoining rails butt against to give a continuity
E. All the above.

8. If D is distance between centres of two parallel tracks of gauge G with entire curved leads and equal angles of crossing, total length of crossover, is
Options
A. D (4R - 2G - D)
B. D (3R - 2G -D)
C. D (3R + 2G - D)
D. D (4 + 2G - D)

9. The lengths of the standard crossings in India for Broad gauge and Metre gauge tracks is same for
Options
A. 1 in B.G. and, in 12 M.G.
B. 1 in 12 B.G. and, 1 in 16 M.G.
C. 1 in 12 B.G. and 1 in M.G.
D. 1 in 16 B.G. and 1 in 12 M.G.

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