A. Vi cot(cc/2)
B. cot(oc/2)
C. cot(A)
D. Vi cosec(a/2)
Related Mcqs:
- If ‘A’ is the angle formed by two gauge faces, the crossing number will be____________________?
A. tan A
B. cot A
C. sec A
D. Arad - At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is______________?
A. 51
B. 62
C. 70
D. 78 - The nominal size of ballast used for points and crossings is___________________?
A. 25 mm
B. 40 mm
C. 50 mm
D. 10mm - In a scissors cross-over, the crossings provided are_________________?
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is ?A. (i) and (iii)
B. (i)and(iv)
C. (ii) and (iii)
D. (ii) and (iv) - Switch angle is the angle between___________________?
A. the gauge face of the stock rail and tongue rail
B. the outer face of the stock rail and tongue rail
C. the gauge face of the stock rail and outer face of the tongue rail
D. the outer face of the stock rail and the gauge face of the tongue rail - 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 - Switch angle depends on______________?
i) heel divergence
ii) length of tongue rail
iii) flangeway clearance
iv) throw of switch
The correct answer is?A. (i) and (ii)
B. (ii) and (iii)
C. (iii) and (iv)
D. (i)and(iv) - 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 - The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by__________________?
A. CL = L – SL
B. L =CL-SL
C. SL = L + CL
D. L = (CL+SL)/2
