Person ‘x’ moves from point A to point B. with uniform speed 30 km/hr, B to A with 60 km/hr then average speed is _______ × 10 m/s [ ] a) 5 9 b) 10 9 c) 15 9 d) 4 9
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the short cut formula for this type of problems is shown.above ..motion in a straight line cocept
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