RAILWAY ENGINEERING QUIZ

If ‘A’ is the angle formed by two gauge faces, the crossing number will be

tan A

sec A

Arad

cot A

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The desirable rate of change of cant deficiency in case of Metre Gauge is

35 mm/sec

65 mm/sec

55 mm/sec

20 mm/sec

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60 R rails are mostly used in

Metre Gauge

Narrow Gauge

Broad Gauge

None of these

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Staggered joints are generally provided

None of these

On curves

When two different rail sections are required to be joined

On straight track

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The purpose of providing fillet in a rail section is to

Reduce the wear

Avoid the stress concentration

Increase the vertical stiffness

Increase the lateral strength

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The slipping of driving wheels of locomotives on the rail surface causes

corrugation of rails

scabbing of rails

wheel burns

hogging of rails

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Standard size of wooden sleeper for Broad Gauge track is

180x20x11.5 cm

225x23x13 cm

250x26x12 cm

275x25x13 cm

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The object of providing a point lock is

None of these

to detect any obstruction between and tongue rail

to ensure that the point may not be operated while the train is on it

to ensure that each switch is correctly set

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The width of foot for 90 R rail section is

146.0 mm

100 mm

122.2 mm

136.5 mm

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At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is

71

73

70

72

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