Question

1. An object of mass 12kg is held at a height of 5 meters above the ground for 30 second's. The work done within this period is:​

Answer 1

Answer:

hey buddy ..

the work done is zero .. as there is no change in energy or in other words no vertical or horizontal motion takes place as it is been held at a single position .

hope it helps.. plzz mark as brainlest ..

Answer 2

Answer:

Hey mate, Good evening ♥️

Btw, its nighttime...✌✌✌

#Here's ur answer...☆☆☆

Explanation:

Work done is zero...

Because no change in kinetic energy as well as potential energy..Accoding to work energy theoram...The work done= force* distance. Distance=0 So, work done=0

Hope this helps you..✌✌

Pls mark as brainliest...❇❇❇

《♡》♡《♡》♡《♡》