The resultant force of a couple is . . . . .
a) maximum
b) minimum
c) zero
d) none
The shortest distance between two couple forces is called . . . . .
a) couple arm
b) displacement
c) moment arm
d) length
Equilibrium:
The study of objects in equilibrium is called…..
a) ecology
b) optics
c) statics
d) dynamics
The state of a body in which under the action of several forces acting together there is no change in translational motion as well as rotational motion is called . . . . . .
a) rest
b) motion
c) equilibrium
d) uniform motion
If the resultant of all the forces acting on the body is zero, the body is said to be in state of . .
a) rest
b) equilibrium
c) motion
d) none of these
