A spring has a spring constant 40 nm it is compressed by a, Ask an Expert

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A spring has a spring constant = 40 N/m. It is compressed by a distance 10 cm. The mass of the cart is 300 grams. The angle of incline of the track is 20º. Calculate:

a) Potential energy of the compressed spring.

b) Kinetic energy when the cart leaves the spring.

c) Distance along the track to which the cart travels.

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