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When the cart is rolling down the ramp, its velocity is positive since it's moving in the positive direction. And it's speeding up. The sign
When the cart is rolling down the ramp, its velocity is positive since it's moving in the positive direction. And it's speeding up.
The sign of its acceleration is ?
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Quantum Mechanics
Authors: Merzbacher, Eugen Merzbacher
3rd Edition
0471887021, 9780471887027
