An 800-kg car coasts down a hill 40 m high with its engine off and the drivers
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An 800-kg car coasts down a hill 40 m high with its engine off and the driver’s foot pressing on the brake pedal. At the top of the hill the car’s speed is 6 m/s and at the bottom it is 20 m/s. How much energy was converted into heat on the way down?
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I completed my Bachelor of Engineering in Mechanical from Aligarh Muslim University India in 2019, and still pursuing M. Tech. .
Since 2018 I am working on Chegg as Q&A Expert in the subject of mechanical engineering, and tutoring physics on other plateform. I take class of mathematics also in a private Institution nearby my university.
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