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A box initially has 335 J of kinetic energy. After 2.30 s, the final kinetic energy is 125. Calculate the power.

User Kerrigan
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Answer:

Step-by-step explanation:

The work-energy theorem states that the net work done by the forces on an object equals the change in its kinetic energy.

Work done = 335-125=110

Power=work done/time = 110/2.3 = 47.83 watts

User Timur Panzhiev
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