a car moving with 36km/h increases its speed to 54km/h in 10 seconds find 1. acceleration 2.distance covered by the car in this time
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firstly change 36km/h and 54km/h into m/s
so,36km/h=10m/s and
54km/h=15m/s.
1)a=v-u/t
15-10/10
5/10
0.5m/s square.
2)s=ut+1/2atsquare
10into10+1/2into0.5into100
100+25
125m
hope it help you.....
so,36km/h=10m/s and
54km/h=15m/s.
1)a=v-u/t
15-10/10
5/10
0.5m/s square.
2)s=ut+1/2atsquare
10into10+1/2into0.5into100
100+25
125m
hope it help you.....
amarsit:
most wlcm
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