Unce, Disprucement,
A body moves with speed 10 m/s for 10 sec, then with a
speed of 20 m/s for distance 300m. Its average speed is
(a) 4 m/s (b) 8 m/s (c) 16 m/s (d) 10 m/s
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Answer:
8M/S
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Answer:
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