EXAMIANS
Loose jaws of steel trough sleepers are made of
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The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by
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A treadle bar is used for
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Consider the following statements: Automatic signalling system results in 1. greater risk 2. higher efficiency 3. avoidance of block instruments 4. higher operating cost Of these statements
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For the purpose of track maintenance, the number of turn out equivalent to one track km are
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The limiting value of cant gradient for all gauges is
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The object of providing a point lock is
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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)
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In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of
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Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is
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