Question

A bus is running at a uniform speed of 70 km/hr. when the driver sees an old couple 3om ahead, he applied the brakes. the bus stop after travelling 22m. calculate the time taken to stop the bus and the reterdation produced.

Answer 1

Answer:

here is your answer mate...

Explanation:

2as=v²-u²

2*22*a= -4900

a= -4900/44

a= -111m/s²

v=u+at

0=70+(-111*t)

-70/-111=t

0.63 s=t

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