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jennychan12

  • 3 years ago

A ball moving horizontally 3 m/s rolls off the top of flight of stairs. If each stair is 0.5 m high and 0.5 m wide, which stair will the ball hit?

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  1. Diwakar
    • 3 years ago
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    it will hit the 4th stair. I solved it by trial and hit method.

  2. jennychan12
    • 3 years ago
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    .... -_- that's the same way the book tells me, but is there a specific mathematical/physics method to solve it?

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