Physics, 29.10.2020 17:00, mxlx27

250kg roller coaster cart is at the top of a 15m hill and is moving at 30 m/s before it drops to a height of 5 m above the ground. What is the velocity of the cart at the top of this smaller hill?

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250kg roller coaster cart is at the top of a 15m hill and is moving at 30 m/s before it drops to a h...

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