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If a car changes its velocity from 32 km/hr to 54 km/hr in 8.0 seconds, what is its acceleration?
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Nov 16, 2017
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If a car changes its velocity from 32 km/hr to 54 km/hr in 8.0 seconds, what is its acceleration?
Physics
high-school
M Arfan
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M Arfan
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u=32km/hr
v=54km/hr
t=8s
u= 32*1000/3600= 80/9 m/s
v= 54*1000/3600= 15 m/s
acc = change in velocity / time taken
acc= final velocity - initial velocity / time taken
acc= 15-80/9 m/s / 8s
acc= 55/72 m/s
Aec
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Nov 21, 2017
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Aec
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