CBSE Class 9 Answered
The speed of a moving body is halved.What change takes place in its kinetic energy?
Asked by narinder | 14 Sep, 2008, 01:01: PM
Expert Answer
The K.E. reduces by 4 times.
K.E. = 1mv2/2
Answered by | 15 Sep, 2008, 01:11: AM
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