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26. The latest system of signaling introduced is:
(a) C.T.C. system
(b) pilot guard system
(c) section clear system
(d) automatic block system
Ans : A

27. The maximum gradient for broad gauge in station yards in Indian Railways is:
(a) 1 in 100
(b) 1 in 1000
(c) 1in 200
(d) 1 in 400
Ans : D

28. The force which resists the forward movement and speed of train is called:
(a) Track modulus
(b) Hauling resistance
(c) friction
(d) Tractive resistance
Ans : D

29. The number of fish bolts used for joining the rails with the help of fish plates, is generally:
(a) 4
(b) 8
(c) 2
(d) 6
Ans : A

30. The Railways provided underground at a depth of about 18 m or more are called:
(a) Mono railway
(b) Underground railway
(c) Railway
(d) Tube railway
Ans : D

31. The creep in rails is measured in:
(a) cm/kg
(b) cm
(c) Kg/cm
(d) kg cm
Ans : B

32. The art of providing an outward slope of …. to the treads of wheels of rolling stock is known as coning of wheels.
(a) 1 in 30
(b) 1 in 10
(c) 1 in 4
(d) 1 in 20
Ans : D

33. The process of connecting a track length by an electric circuit is known as track circuiting and the sleepers which
are suitable for it are
(a) cast iron sleepers
(b) steel sleepers
(c) wooden sleepers
(d) all above are suitable
Ans : C

34. The yard where trains and other loads are received, sorted out, trains formed and dispatched onwards are known as:
(a) locomotive yard
(b) goods yard
(c) marshalling yard
(d) station yard
Ans : C

35. Which one of the following is expected to have shorter life?
(a) Steam engine
(b) Diesel engine
(c) Electric engine
(d) Shunting engine
And : B

36. The movable end of the tapered rail, by means of which the flanged wheels of the train are diverted from one track to another is known as:
(a) Toe
(b) Stud
(c) Heel
(d) Flare
Ans : A

37. When a rail loses its weight by 5%, it should be renewed and the old one can be used on unimportant tracks, but the rails which have lost their weight by more than …., should not be used on any track under any circumstances.
(a) 8%
(b) 33.3%
(c) 10%
(d) 20%
Ans : C

38. A dynamometer car is used for:
(a) Tourists
(b) Dinning facilities
(c) Inspection of administrative officers
(d) Recording the condition of track
Ans : D

39. When a railway line crosses a valley, a ridge like structure consisting of a series of piers, piles or trestles on which steel girders are placed and which is constructed usually for small spans is known as:
(a) Bridge
(b) Tunnel
(c) Viaduct
(d) Aqueduct
Ans : C

40. The movable tapered end of the tongue rail is known as:
(a) heel of switch
(b) toe of switch
(c) stretcher bar
(d) throw of switch
Ans : B

41. In railways, super elevation is provided to:
(a) facilitate drainage
(b) counteract the centrifugal push
(c) counteract the centripetal pull
(d) have all the effects mentioned above
Ans : B

42. The rails which help in channelizing the wheels in their proper routes are known as:
(a) Guard rails
(b) Wing rails?
(c) Check rails
(d) Lead rails
Ans : B

43. The shape of wheels of rolling stock is:
(a) Tapered with flange on outside
(b) Parallel with flange on inside
(c) Tapered with flange on inside
(d) Parallel with flange on outside
Ans : C

44. The tractive resistance of the route in railways as compared to roadways will be:
(a) same
(b) more
(c) low
(d) not comparable
Ans : C

45. Sand is used as ballast incase of:
(a) steel sleepers
(b) wooden sleepers
(c) reinforced concrete sleepers
(d) cast iron sleepers
Ans : D

46. Arm type fixed signals, fitted on a vertical post fixed at the side of a track, are called:
(a) Warner signals
(b) Starter signals
(c) Semaphore signals
(d) Cab signals
Ans : C

47. The Railway provided just below the ground level are called:
(a) Tube railway
(b) Underground railway
(c) Mono railway
(d) Railway
Ans : B

48. Creeping of rails will be reduced by using:
(a) Bearing plates
(b) Spikes
(c) Chairs
(d) Anchors
Ans : D

49. Generally the weight/metre of the rails used in broad gauge is:
(a) 55 kg
(b) 45 kg
(c) 35 kg
(d) 65 kg
Ans : A

50. The additional track connected to main line at both of its ends is called:
(a) running line
(b) loop line
(c) main line
(d) none are correct

Ans : B