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Physics, 01.02.2021 22:30 xcoder1732

A. A person does 5415J of work in 4.5 minutes, how much power, expressed in watts, rounded to the tenths place, was generated? B. Calculate the potential energy of an object whose mass is 56.90kg when dropped from a height of 2150.cm. Round your answer to the nearest tens place.
C. Calculate the kinetic energy of an object with a mass of 355g moving at a velocity of 7.73 m/s. Round your answer to the nearest tenths place.
D. What is the total energy of a system with KE = 1368 J and a PE = 5782J? Express your answer in kJ.

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