a player kick a soccer ball which was any Tally at rest he imported an acceleration of 20 metre per second to to the wall calculate the magnitude of the change in velocity at the Inn 2s is and 5s is
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Answer:
40m/s and 180m/s
Step-by-step explanation:
a=20m/s^2
U=0
t=2s
a=v-u/t
20=v-0/2
20=v/2
20*2=v
40=v
The final velocity for time 2sec is 40m/s
a=20m/s^2
U=0
t=9s
a=v-u/t
20=v-0/9
20=v/9
20*9=v
180=v
The final velocity for time 9sec is 180m/s
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