Physics, asked by ykumkum9948, 1 year ago

Car moves 30m with uniform speed of 30km/h amd next 30m moves with uniform speed of 60km/h find average speed

Answers

Answered by Kepler
3
total dis. 30 m +30m=60
total time
t1=30/60=1/2
t2=60/60=1
t1+t2=3/2
avg.speed. =60/3/2=40
=40km/h
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