What is the rock''s velocity as it hits the bottom of hole

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Reference no: EM1319991

Q1. A 1560kg car is travelling with a speed of 14.20 m/s. What is the magnitude of the horizontal net force that is required to bring car to a halt in a distance of 52.10 m?

Q2. A rock is tossed straight up with a velocity of 34.6 m/s. When it returns, it falls into a hole 18.50 m deep. What is the rock's velocity as it hits the bottom of hole?

Reference no: EM1319991

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