car acquires a velocity of 180 kilometre per hour in 20 seconds starting from rest find acceleration average velocity and distance travelled in this time
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Answer:
motion
Explanation:
u=0
v=180km/hr=180×5/18
=50m/s
t=20s
a=v-u/t
a=50-0/20
a=5/2
average velocity =v+u/2
=50/2
=25m/s
2nd law of motion
s=ut+1/2at^2
s=0+1/2×5/2×400
s=500m
I hope it would help
sainianita12:
thank you very much for this one
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