Physics, 19.11.2020 22:00 Jordandenzel

A 120-kg roller coaster cart is being tested on a new track, and a crash-test dummy is loaded into it. The roller coaster starts from rest at pint A which is 25 m above point B. If the track near to point b is in the shape of a circle with a radius of 15m, and the cart is moving at 22 m/s at point B, what centripetal acceleration does the cart experience at the point

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