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09-02-2024
Mathematics

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A body of mass 3 kg falls from a height of 18 metres above the ground. Take g=9.8 m/s2. Find (a) The time it hits the ground. ANSWER: Answer seconds. (Give your answer correct to 2 d.p.) (b) Its speed when it hits the ground. ANSWER: Answer m/s. (Give your answer correct to 2 d.p.

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