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A ball rolls off top of a staircase with...

A ball rolls off top of a staircase with a horizontal velocity `u m s^-1`. If the steps are `h` metre high and `b` mere wide, the ball will just hit the edge of `n th` step. Find the value of `n`.

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PHYSICS GALAXY - ASHISH ARORA-KINEMATICS-Practice Exercise
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  2. Two bodies are thrown at the same time and in opposite directions and ...

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  3. A ball rolls off top of a staircase with a horizontal velocity u m s^-...

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  5. Two bodies were thrown simultaneously from the same point, one, straig...

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  13. A partacle is thrown in horizontal direction with speed u from a point...

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  14. In example 1.49 find the velocity of the mid point of the rod in terms...

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  15. Two rings O and O' are put on two vertical stationary rods AB and A'B'...

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  16. An aircraft is descending to land at an airport in the morning. The ai...

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  17. Figure shows s small mass m hanging over a pulley. The other end of th...

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  18. A man of height 1.2 m walks away from a lamp hanging at a height of 4....

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