Question

Car is travelling with a speed of 36 km/h. The driver applied the brakes and retards the car uniformly. The car is stopped in 5 sec. Find (i) the acceleration of car and (ii) distance before it stops after appling breaks?

Answer 1

Answer:

open this pic

Explanation:

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Answer 2

Answer:

Explanation:

v=u+at

v=0

u=36km/hr=10m/s

0= 10+5a

a=-2m/s^2

S=ut+1/2at^2

=50-25

S=25m