H2P-113
Newton’s second law
H2 Physics · JC 1 · Medium · Newton’s second law
Rain falls vertically onto a flat horizontal deck at speed 9.0 m s⁻¹. Each second, 0.030 kg of rain lands on each square metre of the deck and comes to rest.
Using the idea of rate of change of momentum, find the average pressure exerted by the rain on the deck.
Using the idea of rate of change of momentum, find the average pressure exerted by the rain on the deck.
- 0.27 Pa
- 0.0033 Pa
- 2.7 Pa
- 0.090 Pa
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