a car increases it s speed from 20/km/hr in 10 secs it's acceleration is
a) 0.3778
b) 0.2778
c)0.4778
d) 0.1779
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1
Answer:
acceleration is given by the change in velocity wrt to time.
so the total change in velocity is 30km/s.
acceleration is given by taking care of unit of the time and distance both
10×3600
30×1000
=
12
1
in
Explanation:
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