A ball rolls off the top of a stairway horizontally with a velocity of 4.5 ms−1. Each step is 0.2 m high and 0.3 m wide. If g is 10 ms−2, then the ball will strike the edge of nth step, where n is equal to

A ball rolls off the top of a stairway horizontally with a velocity of

1.	A ball rolls off the top of a stairway horizontally with a velocity of 4.5 ms−1. Each step is 0.2 m high and 0.3 m wide. If g is 10 ms−2, then the ball will strike the edge of nth step, where n is equal to
Answer» A ball rolls off the top of a stairway horizontally with a velocity of $4.5 {ms}^{- 1}$ . Each step is $0.2 m$ high and $0.3 m$ wide. If $g$ is $10 {ms}^{- 2}$ , then the ball will strike the edge of $n^{t h}$ step, where $n$ is equal to

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A ball rolls off the top of a stairway horizontally with a velocity of 4.5 ms−1. Each step is 0.2 m high and 0.3 m wide. If g is 10 ms−2, then the ball will strike the edge of nth step, where n is equal to

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