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Ratio of 5 day BOD to ultimate BOO is:

(A) 2/3 (B) 3/2
(C) 3/4 (D) 4/3
Name the head quarter of Western railway :
(A) Mumbai CST (B) New Delhi
(C) Kolkata (D) Church Gate Mumbai

CRIS under ministry of railway stands for :
(A) Corporation for Railway Information System
(B) Centre for Railway Information System
(C) Centre for Railway Identification System
(D) Catering for Railway limited System

Coning of wheel is provided for :
(A) To avoid discomfort to the passengers
(B) To avoid damage to the inner faces of rails
(C) To prevent lateral movement of wheels
(D) All of the above

If the sleeper density is N+7 for 13 meter rails, the minimum depth of ballast under wooden
sleepers (25 cm x 13 cm) is?

(A) 1500 (B) 20cm
(C) 25cm (D) 30cm

The gradient on which an additional engine is required to negotiate the gradient is called :
(A) Ruling gradient (B) Limiting gradient
(C) Pusher gradient (D) Momentum gradient

If the ruling gradient is 1 in 20. What is the compensated gradient for a radius of 120 m?

(A) 6.255 (B) 4.250
(C) 5 (D) 6.325
For a comfortable travel on highways, the centrifugal ratio should not exceed :
(A) 0.11 (B) 0.22
©) 8 (D) 0.44

Grade compensation on a horizontal curve on highway is not necessary when :
(A) Gradient is flatter than 2 % (B) Gradient is flatter than 3 %
(C) Gradient is flatter than 4% (D) Gradient is flatter than 6 %

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