sliding pair
rolling pair
lower pair
higher pair
Right
Wrong
(a) the algebraic sum of the primary forces must be equal to zero
(b) the algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero
both (a) and (b)
none of these
simple gear train
reverted gear train
sun and planet gear
differential gear
1.4 N-s/m
18.52 N-s/m
52.92 N-s/m
529.2 N-s/m