Number of switches provided on a Gaunt-letted track is_______________?

i) Creep is greater on curves than on tangent railway track
ii) Creep in new rails is more than that in old rails
iii) Creep is more on steep gradients than on level track
The correct answer is?
A. only (i)
B. (i)and(ii)
C. (ii) and (iii)
D. (i), (ii) and (iii)

A. always less than flangeway clearance
B. equal to flangeway clearance
C. always greater than flangeway clearance
D. sometimes greater than flangeway clearance

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

A. 75 mm
B. 90 mm
C. 140 mm
D. 165 mm

A. to ensure that each switch is correctly set
B. to ensure that the point may not be operated while the train is on it
C. to detect any obstruction between and tongue rail
D. none of the above

A. supported rail joint
B. suspended rail joint
C. bridge joint
D. base joint