Physics, asked by mesumit2110, 8 months ago

The brakes applied to a car produce an acceleration of 6m/s^2



in opposite direction to

the motion. if the car takes 3 s to come to rest after application of brakes, calculate (i) the

initial velocity of car before applying brake (ii) distance covered by the car before

stopping.

Answers

Answered by dinabandhusahoo2020
2

Explanation:

Given:

Accerleration: a=−6 m/s

2

Time t=2 s

Final velocity, v=0 m/s

v=u+at

0=u−6×2

u=12 m/s

s=ut+

2

1

at

2

s=12×2+

2

1

×(−6)×4

⇒s=12 m

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