WAEC - Physics (2002 - No. 9) | ExamPlay

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WAEC - Physics (2002 - No. 9)

An object is released from rest at a height of 25m. Calculate the time it takes to fall to the ground. [g = 10ms^-2]

25.00s

10.00s

2.50s

2.24s

説明

t = \(\sqrt{\frac{2s}{g}} = \sqrt{\frac{2 \times 25}{10}} = 2.24\)

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