112) If ruling gradient is I in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be

Answer is:

0.04

longitudinal gradient

two times the longitudinal gradient

three times the longitudinal gradient

half the longitudinal gradient

Answer is:

simple parabola

cubic parabola

spiral

lemniscate

Answer is:

1 in 12

1 m 15

1 in 20

1 in 30

Answer is:

an ascending gradient meets with another ascending gradient

an ascending gradient meets with a descending gradient

a descending gradient meets with another descending gradient

an ascending gradient meets with a level surface

Answer is: