Science, asked by kshitij6769, 10 months ago

guys pls tell this ques quickly​

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Answers

Answered by mayankjoshi640
1

Explanation:

First we will use the formula :-

1/2m(u)^2 - 1/2m(v)^2

Now put the values

1/2×20(5)^2 - 1/2×20(2)^2

250-40=210J

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