The turning effect of the force acting on the body about on axis is called?

Question

a) momentum

b) couple

c) moment of force

d) resultant

Answer 1

It is called moment of force.

Moment of force =force x perpendicular distance between the line of action of the force and the axis of rotation

Its unit in SI system is N.m

Answer 2

It is momentum

Answer 3

An outwardly directed force acting on a body rotating around a central point.

... That force is called a centrifugal force.

  

Answer 4

Its couple buddy or you can call it has torque ,