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18-09-2020
Physics

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Hank, whose mass is 55 kg, runs at a rate of 4.5 m/s. What kind of energy does he have? *

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18-09-2020

Answer:

Mass = 55kg

Velocity = 4.5 m/s

K.E(kinetic energy) = ?

Now,

K.E = 1/2*M*V^2

= 1/2*55*4.5*4.5

= 1113.75/2

= 556.87 joule

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