35 14) 1.5 m/sA person driving a car with a speed 72 km/h, suddenly sees a boy crossing the road. If the distance movedby car, before the person applies brakes is 5 m, the reaction time of the person is(1) 0.5 s(2) 0.10 S(3) 10 s247 0.25s

35 14) 1.5 m/sA person driving a car with a speed 72 km/h, suddenly

1.	35 14) 1.5 m/sA person driving a car with a speed 72 km/h, suddenly sees a boy crossing the road. If the distance movedby car, before the person applies brakes is 5 m, the reaction time of the person is(1) 0.5 s(2) 0.10 S(3) 10 s247 0.25s
Answer» h=20m/sv=0s=5m2as=v²-u²Therefore REACTION TIME,v=u+at

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35 14) 1.5 m/sA person driving a car with a speed 72 km/h, suddenly sees a boy crossing the road. If the distance movedby car, before the person applies brakes is 5 m, the reaction time of the person is(1) 0.5 s(2) 0.10 S(3) 10 s247 0.25s​

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35 14) 1.5 m/sA person driving a car with a speed 72 km/h, suddenly sees a boy crossing the road. If the distance movedby car, before the person applies brakes is 5 m, the reaction time of the person is(1) 0.5 s(2) 0.10 S(3) 10 s247 0.25s