A body moves at a speed of 100 mis for 10 s and then moves at a speed of 200 mls for 20 s along the same
araction. Find the average speed of body.
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Answer:100m/s for 10s and then 200m/s for 20s
Therefore formula=x1+x2/t1+t2
(100*10)+(200*20)/100+200
1000+4000/300=5000/300
500/30m/s or 50/3m/s
Explanation:
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