Question

A body moves in a straight line along Y-axis. Its distance y (in metre) from the origin is given by y = 8t – 3t². The average speed in the time interval from t = 0 second to t = 1 second is(a) – 4 ms⁻¹ (b) zero(c) 5 ms⁻¹ (d) 6 ms⁻¹

Answer 1

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