a car travelling at 36km per hour upto 72 km per hour in 5 seconds. calculate its acceleration and show that either it is positive or negative acceleration
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Given v=72km/hr=72×1000/3600=20m/sec
u=36km/hr=36×1000/3600=10m/sec
t=5 sec
a=?
wkt a=v-u/t
a=20-10/5
a=10/5
a=2m/sec
it is positive acceleration
u=36km/hr=36×1000/3600=10m/sec
t=5 sec
a=?
wkt a=v-u/t
a=20-10/5
a=10/5
a=2m/sec
it is positive acceleration
manpreetsingh6:
thank you very much
it's ok
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