A PARTICLE MOVING IN A STRAIGHT LINE COVERS HALF OF TOTAL DISTANCE WITH SPEED OF 3 M/S THE OTHER HALF OF DISTANCE IS COVERED IN 2 EQUAL TIME INTERVALS WITH SPEED OF 4.5 M/S AND 7.5 M/S . AVERAGE SPEED OF PARTICLE DURING THIS MOTION IS.
The answer is 4m/s..and give !e the CRT steps..to find the answer
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Thanks a lot
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