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Question

A thief is running away on a straight road is jeep moving with a speed of 9 ms1. A policeman on motor cycle chases him at a speed of 10 ms1. If at any instant the separation between the jeep and the motorcycle is 100 m, then in what time the policeman catch the thief?

A
1 s
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B
9 s
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C
10 s
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D
100 s
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Solution

The correct option is D 100 s
The relative velocity of policeman w.r.t. thief
=109=1 ms1
Time taken by police to catch the thief
=distancevelocity=1001=100 s.

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