.An athlete runs in a straight line with a velocity of 3 m/s for 4min and with a velocity of 4m/s for 3min. what is the average velocity of this motion.
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Answered by
0
Answer:
s(t2) -s(t1)/t2-t1 or v final+ v intial/2
Answered by
3
Answer:
v=3m/s and t=4*60=240
v=4m/s and t=3*60=180
Explanation:
D1 = 3*240 =720
D2 =4*180 = 720
Average velocity = total distance divide by total time
( 720+720 )divide by ( 240+180 )
1440 divide by 420
=3.42m/s
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#MEHAK SINDHANI
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