Two 30kg children in a 20 kg cart are stationary at the top of a hill. They
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Question:
Two 30kg children in a 20 kg cart are stationary at the top of a hill. They start rolling down the 80m tall hill and they are traveling at 30 km/h when they reach the bottom. (The cart had brakes!). How much work was done on the cart by friction during its travel down the hill?
Related Book For
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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