Civil Engineering MCQs

2965 MCQs  (Page 164 of 297)

avoidance of block instruments 4. higher operating cost Of these statements_____________________?
A. I and 2 are correct
B. 3 and 4 are correct
C. 1 and 4 are correct
D. 2 and 3 are correct
Consider the following statements about concrete sleepers_________________?
A. 1. they improve the track modulus.
B. 2. they have good scrap value.
C. 3. they render transportation easy.
D. 4. they maintain the gauge quite satisfactorily.of these statements
Which of the following statements regarding ballast materials are correct ?
A. Brick ballast has poor drainage characteristics.
B. Coal ash is not used as ballast with steel or cast iron sleepers.
C. Gravel ballast gives better performance on soft formation.
D. Sand ballast causes excessive wear on top of rail
When semaphore and warner are installed on the same post, then the stop indication is given when___________________?
A. Both arms are horizontal
B. Semaphore arm lowered but warner arm horizontal
C. Both semaphore and warner arms lowered
D. None of the above
A triangle is used for__________________?
A. Changing the direction of engine
B. Transferring wagons to and from parallel tracks without shunting
C. Separating all the sidings and shunting lines from main lines
D. Preventing the vehicles from running off the track