A 3kg has 9 joules of kinetic energy how fast is it flying

asked Apr 5, 2021 172k views

3 votes

by Dingo

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3 votes

Answer: 2.4 m/s

Explanation:use KE= 1/2 mv²

Derive to find v:

v = √ 2KE / m

= √ 2 ( 9 J ) / 3 kg

= 2.4 m/s

Beaslera answered Apr 9, 2021

8.0k points

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