Question

11. The work done in raising a body of mass 2kg to
height of 1m above the ground is (the acceleration duēl
gravity is 10 m/s2)
a) zero b) 2J C) 10J d) 20J​

Answer 1

Answer:

d. 20 J

Explanation:

The work done to raise the body is equal to it's potential energy that gets stored in it..

Potential energy = mgh

= (2×10×1) J

= 20 J

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Answer 2

Answer:d) 20J

Explanation:

Work done = potential work

= mgh

=2*10*1

=20J