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Question

A train is moving with avelocity of 100 km/hr in the north east direction If another train is moving with a velocity of 50 km/hr in the

A
111.34km/h
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B
132.34km/h
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C
142.34km/h
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D
152.34km/h
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Solution

The correct option is A 111.34km/h

Velocity of car wrt passenger on train =150i+50jkm/h
|v|=(1002+502) =111.34km/h
It will appear going north west at a speed 111.34km/h


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