H2P-488
Conservation of energy
H2 Physics · JC 2 · Easy · Conservation of energy
A 0.15 kg pendulum bob moves at 2.4 m s⁻¹ at its lowest point. It then swings upwards until it momentarily comes to rest. Assuming no air resistance, use energy conservation to find the vertical height it rises above the lowest point. Take m s⁻².
- 0.29 m
- 0.15 m
- 0.48 m
- 0.73 m
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