A stone is dropped from a height of 45 m. Find the time it takes to reach the ground and its speed on landing. Take g = 10 m s−2.
Motion in One Dimension
Original Khojo Papers practice question — not from a past board paper.
ultimately 60 + 54 = 114 m
No citable source has been recorded for this record. Treat it as practice material, not as fact.
In the first stage s1 = 15 × 4 = 60 m. In the second stage u = 15, a = 2 and t = 3, so s2 = 15 × 3 + ½ × 2 × 9 = 45 + 9 = 54 m. The total is 114 m.
From the same topic and chapter, at a similar level.
A stone is dropped from a height of 45 m. Find the time it takes to reach the ground and its speed on landing. Take g = 10 m s−2.
Motion in One Dimension
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Motion in One Dimension
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Motion in One Dimension
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Motion in One Dimension