Question

21. Two cars A and B are approaching each other on
straight road with speed 72 km/h and 90 km/h
respectively. They spot each other when they are
500 m apart. If their reaction time is 0.5 s. Find
the distance between them if they apply breaks
producing same retardation of 5 m/s2.
(1) 397.5 m
(2) 102.5 m
(3) 375 m
(4) 125 m​

Answer 1

Answer:

125m

Explanation:

all about velocity