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A Body of Mass 2 Kg is Moving with a Speed of 20 Ms-1. What is Its K.E.? - Physics

Numerical
A body of mass 2 kg is moving with a speed of 20 ms-1. What is its K.E.?
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Solution

K.E = `1/2` mv2

K.E = `1/2`(2) (20)2

or K.E = 400 J

Thus K.E is 400J

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Frank ICSE Class 10 Physics Part 2
Chapter 1 Force, Work, Energy and Power
Exercise 1.5 | Q 11 | Page 53
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