Question

Select the most appropriate words from the given box and fill in the blanks.

work, power, centripetal, torque, couple, centre, joule, scalar, energy

Nm is SI unit of moment of ______.

Answer 1

Nm is SI unit of moment of couple.

Explanation:

The moment of a couple is equal to the product of one of the forces and the perpendicular distance between the two forces.

Moment of couple = F × d

Therefore, its SI unit is:

newton × metre = N m