Question

An automobile travels along a straight road at 15.65 m/s through
a 11.18 m/s speed zone. A police car observed the automobile. At
the instant that the two vehicles are abreast of each other, the
police car starts to pursue the automobile at

2

a constant acceleration of 1.96 m/s . The motorist noticed the
police car in his rear

view mirror 12 s after the police car started the pursuit and
applied his brakes and

2

decelerates at 3.05 m/s . (Hint: The police will not go against the
law.)

a) Find the total time required for the police car to overtake the
automobile.

b) Find the total distance travelled by the police car while
overtaking the automobile.

c)
Findthespeedofthepolicecaratthetimeitovertakestheautomobile.

d)
Findthespeedoftheautomobileatthetimeitwasovertakenbythepolicecar.

Answer #1

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