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You are walking along east covering a distance of 4m ,then 4m towards West and at last 2m towards north .You cover the total distance in 21 seconds .what is your average speed and velocity?Answer with steps please. |
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Answer» speed=2.1m\s velocity=10.1m\s Explanation: distance=4M+4m+2m=10m time=21s speed =distance\time =10\21 =2.1m\s displacement=4m+(-4m)(CAUSE it is in OPPOSITE DIRECTION)+2m=2m time=21s velocity=displacement\time =2\21 =10.5 |
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