A boy travel towards north 20 m in 25 second to reach book shop from his classroom and he come back to his class room in same time and same distance what is average velocity
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Distance covered by particle in East is - 15×2=30mDistance covered in North is5×8=40m Therefore net displacement is 50m and total time is 10 sec therefore average velocity is 50÷10= 5m/s
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