Civil Engineering - Railways

Exercise :: Railways - Section 3

1. 

For even distribution of load through ballast, load dispersal is assumed as

A. 30° to the vertical
B. 45° to the vertical
C. 60° to the vertical
D. none of these.

Answer: Option B

Explanation:

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2. 

The side of a rail diamond may be obtained by dividing the gauge of track by

A. sine of acute crossing
B. consine of acute crossing
C. tangent of acute crossing
D. cotangent of acute crossing.

Answer: Option A

Explanation:

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3. 

The main advantage of a cement concrete sleeper, is :

A. its heavy weight which improves the track modulus
B. its capacity to maintain gauge
C. its suitability for track circuiting
D. its flat bottom which is very suitable for modern track
E. all the above.

Answer: Option E

Explanation:

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4. 

Rail tops of a track are placed

A. horizontal
B. at an inward slope of 1 in 20
C. at an outward slope of 1 in 20
D. at an outward slope of 1 in 30
E. at an inward slope of 1 in 30

Answer: Option B

Explanation:

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5. 

The gradient on which an additonal engine is required to negotiate the gradient, is called

A. momentum gradient
B. pusher gradient
C. ruling gradient
D. steep gradient.

Answer: Option B

Explanation:

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