Question

(H.P.S.S.C.E. 2010 S, 2010, 2001) Ans. 2.4 ms -, 30 m
22. A bus is moving on a straight road with a speed of 126
km h-1 is brought to rest after 200 m. Calculate retardation
of the bus.
(H.P.S.S.C.E. 2010 S)[Ans. 3.06 m s-21
T​

Answer 1

Explanation:

this is your answer above

Answer 2

Answer:

v²-u²=2as

1. convert speed in m/s, 126kmph =35mps

therefore, 35*35= 2*200*a

=> a = 1225/400=3.06 ms-1