Question
Asked Oct 25, 2019
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If the velocity of an object doubles, how does this affect the Kinetic energy of the object?

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Expert Answer

Step 1

Write the expression for the kinetic energy of an object.

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1 KE my2 2 (1)

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Step 2

The velocity of the object is doubled. Thus, the kinetic energy of the object is,

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1 KЕ'3Dт(2») (2) 2 2mv2

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Step 3

Compare the equation (1) ...

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ΚΕ 2mv2 1 ΚΕ 2 -4

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Work,Power and Energy

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