Question

a bus movig witj a velocity of 60km/hr is brought to rest in 20secby applying break. find the accelaration in m/sec​

Answer 1

U=60km\hr=50\3 m\s

V=0

so applying v=u+at

0=50\3+a20

Now a=_50\3 (1\20)=5\6m\sec2