A particle moves in a straight line from A to B for the first 30 km with speed 10 km/h and the next 60
km with speed 20 km/h. Find the average speed and average velocity
a) 10kmph, 10kmph 15kmph, 15kmph c) 15kamph, o d) 0,15kmph
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sorry didn't understand the question
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sorry i didn't understand the question
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