A ball of mass 2kg thrown up with speed of 40 m/s at time 2 second find kinetic energy?
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Answered by
1
Explanation:
the formula for kinetic energy is: 1/2×mass×velocity^2
now substitute the values
1/2×2×40^2
=1×1600
=1600Joules
Answered by
1
Answer:1600J
Explanation: given mass = 2kg
Velocity = 40 m/s
Kinetic energy = ½mv^2
= ½×2×40×40
= 1600 J
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