The limiting value of cant gradient for all gauges is___________________?

A. 1 in 360
B. 1 in 720
C. 1 in 1000
D. 1 in 1200

Vertical curves are provided where algebraic difference between grades is equal to or_________________?

A. Less than 2 mm/m
B. More than 2 mm/m
C. Less than 4 mm/m
D. More than 4mm/m

The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?

A. 1 in 250
B. 1 in 222
C. 1 in 235
D. 1 in 275

Cant deficiency occurs when a vehicle travels around a curve at_________________?

A. Equilibrium speed
B. Speeds higher than equilibrium speed
C. Speeds lower than equilibrium speed
D. Booked speed

The shape of transition curve used by Indian Railways is____________________?

A. Cubic parabola
B. Spiral
C. Sine curve
D. Lemniscate of bernoulli

One degree of curve is equivalent to__________________?

A. 1600/r
B. 1700/r
C. 1750/r
D. 1850/r

Stretcher bar is provided________________?

A. To permit lateral movement of the tongue rail
B. To maintain the two tongue rails at the exact distance
C. To ensure exact gauge at the toe of the switch as well as the nose of crossing
D. To prevent any vertical movement between the wing rail and nose of crossing

If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by_________________?

A. Vi cot(cc/2)
B. Cot(oc/2)
C. Cot(a)
D. Vi cosec(a/2)

Lead of crossing is the distance from the__________________?

A. Heel of the switch to the toe of the switch
B. Heel of the switch to the theoretical nose of the crossing
C. Toe of the switch to the theoretical nose of crossing
D. Toe of the switch to the actual nose of crossing

Lead of crossing is the distance from the_________________?

A. Heel of the switch to the toe of the switch
B. Heel of the switch to the theoretical nose of the crossing
C. Toe of the switch to the theoretical nose of crossing
D. Toe of the switch to the actual nose of crossing