A car increases its speed from 10m/s to 30 m/s in 5 seconds. Find out acceleration.
a)2 m/s
b)2 m/s^2
c)4 m/s
d)4 m/s^2
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A car increases its speed from 10m/s to 30 m/s in 5 seconds. Find out acceleration.
a)2 m/s
b)2 m/s^2
c)4 m/s
d)4 m/s^2
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Answer:
4m/s²
Explanation:
Vi= 10m/s
Vf=30m/s
T=5 secs
a=?
Vf=Vi+at
30=10+a(5)
30=10+5a
30-10=5a
20=5a
20/5=a
4m/s²=a
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