be easy to connect or disconnect

transmit full power of the shaft

hold the shafts in perfect alignment

all of these

less than

equal to

more than

none of these

Correct

Incorrect

d/8

d/6

d/4

d/2

directly proportional to the polar moment of inertia and to the distance of the point from the axis

directly proportional to the applied torque and inversely proportional to the polar moment of inertia

directly proportional to the applied torque and the polar moment of inertia

inversely proportional to the applied torque and the polar moment of inertia