a body of mass 2kg is moving with speed of 20m/s find the kinetic energy
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a body of mass 2kg is moving with speed of 20m/s find the kinetic energy
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1/2mv^2
1/2 x 2 x 20x20
400J
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ANSWER :
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The mass of the object, m = 2 kg
The speed of the object, v = 20 m/s
The Kinetic Energy, K.E = ?
We know that ,
From this ,,,
Kinetic Energy ,K.E = 1/2 × 2 × (20 )^2
K.E = 400 J
The Kinetic Energy is 400 J.
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