Question

Single force is acting on a body and velocity versus time graph is as shown. The correct statement is

A. In moving from C to D, work done by force on the body is positive
B. In moving from B to C, work done by force on the body is positive
C. In moving from A to B, work done by force on the body is negative.
D. In moving from O to A, work done by force on the body is negative.

Answer 1

C to D `vuparrow K.E. uparrow DeltaKE=+ve=W`