Q. Continuity of electric current across welded rail joints, is maintained by

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Q. Sand may be used as ballast for

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Q. Cast iron sleeper, is

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Q. Track construction involves preparation of

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Q. In permanent way, ballast

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Q. On either side of the centre line of rails, a cant of 1 in 20 in the sleeper is provided for a distance of

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Q. If D is the distance between parallel tracks G is the gauge and α is angle of crossings, the distance between theoretical noses of two crossings measured parallel to tracks, is

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Q. Minimum composite sleeper index for wooden sleepers used over bridge girders, is

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Q. In a diamond crossing, number of noses are

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Q. If the stock rails are B.H. rails, the type of switch generally provided, is

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Q. Bending of rail ends due to loose packing under a joint and loose fish Bolts, is known

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Q. Packing of ballast is done

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Q. If the standard length of a B.G. crossing is 597 cm, the number of crossing, is

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Q. Rails are fixed on steel sleepers

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Q. If a is average number of peaks more than 10 mm of uneveness per kilometre, b is average number peaks more than 6 mm for gauge variation per kilometre and c is average number of peaks more than 2 mm twist per metre, then composite current recording index (Ic), as recommended by Indian Northern Railways, is

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Q. Pick up the correct statement from the following:

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Q. The standard width of ballast for M.G. track in Indian Railways, is kept

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Q. To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and

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Q. The standard dimensions of a wooden sleeper for a B.G. railway track are

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Q. In Indian railways, the ratio of axle load and weight of rail, is

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