A racing car starts from rest and moves with an constant acceleration If it crosses the end point of 1st lap after 160min, which a velocity of 180kmph then find the length of lap
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Answer:
u=0
v=180km/h= 180×5/18 = 50m/s
t=160min= 160×60=9600sec
a=v-u/t= 50/9600= 0.0052833333m/s²
s=at²/2= 0.00520833333×92160000/2
=4799999996928/2= 230000.9998464m
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