RRB Practice Test: Question Set - 14
1. The minimum height of embankment above the highest flood mark in the area should be:
- (A) 0 cm
- (B) 30 cm
- (C) 100 cm
- (D) 60 cm
2. 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
- (A) 26.41
- (B) 19.81
- (C) 13.21
- (D) 6.61
3. Accidents can be avoided by adopting:
- (A) Interlocking
- (B) C.T.C. system
- (C) Pilot guard system
- (D) A.T.C. system
4. An outward slope provided on the tread of the wheel is:
- (A) 1 in 5
- (B) 1 in 10
- (C) 1 in 20
- (D) 1 in 25
5. The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is
- (A) 1 in 250
- (B) 1 in 222
- (C) 1 in 235
- (D) 1 in 275
6. The technical officer of the rank of sectional officer in the maintenance organisation of Indian Railways is called:
- (A) Permanent Way Inspector
- (B) Gang mate
- (C) Assistant Permanent Way Inspector
- (D) None of these are correct
7. The height of the center of arm of a semaphore signal above the ground is
- (A) 5.5 m
- (B) 6.5 m
- (C) 7.5 m
- (D) 8.5 m
8. A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be what would be the hauling capacity of the locomotive?
- (A) 15.0 tonnes
- (B) 22.5 tonnes
- (C) 45.0 tonnes
- (D) 90.0 tonnes
9. The length of track under the control of a Ganger is:
- (A) 10 to 15 Km
- (B) 5 to 6 KM
- (C) 3 to 5 KM
- (D) 1 to 2 KM
10. The extra rails provided over bridge to prevent damage and dangers in case of derailment on the bridge are known as:
- (A) Stock rails
- (B) Guard rails
- (C) Check rails
- (D) Wing rails
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