What is the velocity of a 10-kg object with aa KE(kinetic energy) of 80J?

2 Answers

John McCann Profile
John McCann answered
KE = 1/2(mass)(velocity)^2

80 Joules = 1/2(10 kg)V^2

multiply through by 2

160 = (10)V^2

divide both sides by 10

16 = V^2

take square root both sides

4 meters per second = velocity
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agi clement Profile
agi clement answered
KE = 1/2(mass)(velocity)^2

80 Joules = 1/2(10 kg)V^2

multiply through by 2

160 = (10)V^2

divide both sides by 10

16 = V^2

take square root both sides

4 meters per second = velocity

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