Question

Which of the following is a unit that of force?

• A. N m
• B. mN
• C. nm
• D. N s

Answer 1

Answer: (B)

$Nm\to$ Unit of torque
$mN\to$ Milli newton $\Rightarrow 10^{-3}N$
$nm\to$ Nano metre
$Ns$ $\to$ Unit of momentum