Question

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Answer 1

Answer:

3. (c)

4. (b)

5. (a)

6. 210J

7. Event can neither be created not be destroyed. It can only be transformed from one form to another.

8. K.E. will reduce 4 times.

9. Potential Energy

10. No. No

11. From the potential energy stopped in the stretched string of the bow.

Answer 2

Answer:

Your answer is here

1.Momentum because four times more

2.Force and displacement

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