Question

an ovject of mass 1kg has a kinetic energy of 2joule find its velocity​

Answer 1

Answer:

the velocity can be either +/- 2 m/s

Explanation:

Hope it helps you!

Answer 2

Answer:

We know K.E.=1/2 mv², where m= mass of object and v= velocity of the object.

Thus here 2=1/2×1×v²

Solving we get, 4=v²

                      ⇒v=±2m/s

Explanation:

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