Theory of Machine
Kinematic pairs are those which have

Elements of pairs not held together mechanically
Surface contact between the two elements when in motion
Point or line contact between the two elements when in motion
Two elements that permit relative motion

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Sensitiveness of the governor is defined as the ratio of the

Sum of the maximum and minimum equilibrium speeds to the mean speed
Difference of the maximum and minimum equilibrium speeds to the mean speed
Mean speed to the minimum equilibrium speed
Mean speed to the maximum equilibrium speed

ANSWER DOWNLOAD EXAMIANS APP