Answers

2016-02-06T18:59:19+05:30
Acceleration=v-u/t
v=60 kmph
u= 20kmph
t=6s
acceleration=60-20/6=40/6=6.66m/ s^{2}
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2016-02-06T19:01:53+05:30
Acceleration = Final speed-Initial speed/time
a=60-20/6
=40/6
=6.66....
=6.67 m/s².(approximately)
Therefore,the acceleration of the car is 6.67 m/s²(approximately)
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