may7ahsg may7ahsg

19-05-2023
Physics

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100 POINTS FOR BOTH QUESTIONS **EASY

1. how long would i t take a 200w motor lift a 1.5kg box to a height of 30m?
please include working out
2. a ball of mass 100g is dropped from a height and hits the ground with a speed of 15m/s. from what height was it dropped?
please include working out!

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