In order to counteract the increased lateral thrust on curves, an extra shoulder provided on the outside of curves is

In order to counteract the increased lateral thrust on curves, an extr

1.	In order to counteract the increased lateral thrust on curves, an extra shoulder provided on the outside of curves is
A.	50 mm
B.	100 mm
C.	150 mm
D.	200 mm
Answer» D. 200 mm