Question

A body acted upon by a force . state two conditions under which the work done could be zero​

Answer 1

Answer:

MARK ME BRAINLIEST AND HOPE THE ANSWER HELPS

Explanation:

IF THE FORCE ACTING ON IT IS PERPENDICULAR TO THE BODY THEN THE WORK DONE IS ZERO

WORK=FORCE X DISPLACEMENT X COS OF ANGLE AT WHICH FORCE IS APPLIED

THUS COS 90=0 SO WORK IS ZERO

SECOND THING IS IF DISPLACEMENT IS ZERO I.E FORCE IS APPLIED IN THE DIRECTION OPPOSITE TO THE DISPLACEMENT OR IF THE BODY IS STUCK TO SOMETHING SO THAT IT DOES NOT MOVE

IN THAT CASE DISPLACEMENT IS ZERO AND WORK DONE IS ZERO

HOPE IT HELPS

MARK ME BRAINLIEST

Answer 2

Answer:

$hello \: moto$

Their Are follows on Conditions:-

1. When the force applied is not enough to move the body
2. When the force applied is at right angles