Question

What will be the kinetic energy of body if its
mass is 2 kg and moving with a velocity of
2 m/s? Write its order of magnitude and
significant figures.​

Answer 1

Answer:

this case, a body of mass 2.5 kg is moving with a velocity 0.2 m/s.

K.E =

2

1

mv

2

=

2

1

×2.5×0.2

2

=0.05J.

Hence, the potential energy of the body is 0.05 J

Explanation:

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Answer 2

Answer:

The kinetic energy of body if its mass is 2kg and moving woth a velocity of 2m/s then it will be 4J and order of magnitude will be 0 and significant figure will be 1