Give five examples for zero work done?
Answers
Answered by
4
HEY MATE HERE IS YOUR ANSWER:
ZERO WORK DONE MEANS WHEN THE DISPLACEMENT IS ZERO.
WHEN YOU SET MOTION AN OBJECT IN SPACE BY PUSHING IT ONCE AND YOU MUST REMAIN MOVE LITERALLY FOREVER.
WHEN A BODY MOVES AROUND A CIRCLE THE WORK DONE IS ZERO BECAUSE cos90=0.
HOPE IT HELPS YOU
ZERO WORK DONE MEANS WHEN THE DISPLACEMENT IS ZERO.
WHEN YOU SET MOTION AN OBJECT IN SPACE BY PUSHING IT ONCE AND YOU MUST REMAIN MOVE LITERALLY FOREVER.
WHEN A BODY MOVES AROUND A CIRCLE THE WORK DONE IS ZERO BECAUSE cos90=0.
HOPE IT HELPS YOU
Answered by
0
Zero work done means the force and displacement are in perpendicular or in other words the force and displacement are zero.
Examples
A man pushing a wall and the wall does not moves. Zero work done
Sleeping also
Force applied by the road on bike and the bike also exerts same equal and opp force on it
Man lifting box straight up and moves forward
Examples
A man pushing a wall and the wall does not moves. Zero work done
Sleeping also
Force applied by the road on bike and the bike also exerts same equal and opp force on it
Man lifting box straight up and moves forward
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