A thief snatches a bag from a person and then moves along a straight road with a constant velocity of 36km/h. A police inspector observed this incident of snatching. He starts his bike within 10s and accelerates it so that he is able to catch the thief after 30s.
(i) After what distance from the point of snatching did the police catch the thief?
(ii) The acceleration of his bike is _______ m/s2.
(iii) What is the average velocity of his bike?
(iv) What is the relative velocity of the police’s bike with respect to the moving thief?
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Explanation:
A thief snatches a bag from a person and then moves along a straight road with a constant
velocity of 36 km/h. A police inspector observed the incident snatching. He starts a bike
within 10 s and accelerates it so that he is able to hold the thief after 30 s. The acceleration
of his bike is
(A) 15 m/s2
(B) 1.5 m/s2
(C) 10 m/s2
(D) 5 m/s2
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