Question

Q.29 Two cars A and B are traveling with same speed
108 km/hr on a road. The car A is 3m behind
the car B. The driver of the car B suddenly
applies brake causing it to decelerate at a
constant rate of 3 m/s2. One sec. later the driver
of the car A applies brake and just manage to
avoid a rear end collision. Find the constant
deceleration of the car A.
(1)-6 m/s2
(2) - 3 m/s2
(4)-8 m/s2
(3)-2 m/s2​

Answer 1

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