Civil Engineering MCQs

Page No. 137

avoidance of block instruments 4. higher operating cost Of these statements_____________________?


a I and 2 are correct


b 3 and 4 are correct


c 1 and 4 are correct


d 2 and 3 are correct



For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is____________________?


a975


b918


c 900


d 880


View Answer 900

The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be________________?


a26.41


b 19.81


c 13.21


d6.61


View Answer 13.21

What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track?


a28.49 m


b21.04 m


c14.24 m


d7.45 m


View Answer 28.49 m

A treadle bar is used for_____________________?


ainterlocking points and signal


b setting points and crossings


c setting marshalling yard signals


d track maintenance



Wear of rails is maximum in weight of___________________?


a tangent track


bsharp curve


ctunnels


dcoastal area


View Answer sharp curve

For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and ‘G’ = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)______________________?


a0.168 cm


b-0.168 cm


c7.432 cm


d7.768 cm


View Answer -0.168 cm

Metal sleepers are superior to wooden sleepers with respect to________________?


a cost


b life


c track circuiting


d fastening


View Answer life

For laying the railway track, materials required are__________________?


aRails


bFishPlates


cFish Bolts


dBearing Plates



On a single rail track, goods trains loaded with heavy iron material run starting from A to B and then empty wagons run from B to A. The amount of creep in the rails__________________?


awill be more in the direction of B to A


b will be more in the direction of A to B


cwill be maximum at the middle of A and B


dcannot be determined from the given data



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