Q. If D is the distance between the parallel sidings and α is the angle of crossing, the distance between the noses of crossing measured parallel to the gathering line, is

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Q. Regional Indian railways use different types of sleepers according to their

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Q. Width of the top portion of a flat footed, rail, is

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Q. For providing the required tilt of rails, adazing of wooden sleepers, is done for

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Q. The life of a wooden sleeper depends upon

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Q. The spread between the point and splice rails at a distance of 4.25 rn is 50 cm. The size of the crossing is

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Q. Minimum packing space provided between two sleepers, is between

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Q. The place where a railway line and a road cross each other at the same level, is known as

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Q. On Indian Railways standard length of rails for B.G. track, is

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Q. Heel of crossing is the line joining

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Q. A mono-block sleeper has

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Q. Minimum length of a transition curve required for

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Q. Wheels of a rolling stock are provided flanges on

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Q. The arrangement of rails which permit trains to cross another track and also to divert to the other track, is called

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Q. To achieve best performance, the type of switch preferred to, is

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Q. Degree of a railway curve is defined as number of degrees subtended at the centre of a curve by an arc of

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Q. Pot sleepers are used if degree of the curve does not exceed

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Q. Minimum composite sleeper index for wooden sleepers used in cross-overs, is

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Q. The spike commonly used to fix rails to wooden sleepers in Indian railways, is

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Q. In Indian railways, plate laying is usually done by

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