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Railway Engineering

Railway Engineering
The height of the center of arm of a semaphore signal above the ground is

5.5m
7.5 m
8.5m
6.5 m

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Railway Engineering
One degree of curve is equivalent to (where R is the radius of curve in meters.)

1700/R
1750/R
1600/R
1850/R

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Railway Engineering
Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal ?

stretcher bar
point lock
detectors
iock bar

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Railway Engineering
Switch angle depends on
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is

(iii) and (iv)
(i) and (ii)
(ii) and (iii)
(i)and(iv)

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Railway Engineering
Wear of rails is maximum in weight of

coastal area
sharp curve
tangent track
tunnels

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Railway Engineering
In a scissors cross-over, the crossings provided are
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is

(ii) and (iv)
(ii) and (iii)
(i)and(iv)
(i) and (iii)

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