Question

WILL MARK BRAINALIST PLS HELP

In which situation is no work considered to be done by force?

A.) when the angle between the force and displacement is 180°
B.) when the angle between the force and displacement is 90°
C.) when the angle between the force and displacement is 45°
D.) When the angle between the force of displacement of 0°

Answer 1

For this question it has to be B.
My nephew had this question before

Answer 2

B.) when the angle between the force and displacement is 90°

Step-by-step explanation: