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DUMET Medical DUMET Medical Solved Paper-2002

  • question_answer
    A train of length ISO m is going towards north direction at the speed of 10 m/s. A parrot flies at a speed of 5 m/s towards south direction parallel to the railway track then the time taken by the parrot to cross the train is equal to:

    A)  15 s          

    B)  10 s

    C)  12 s          

    D)  8 s

    Correct Answer: B

    Solution :

    Relation velocity of parrot w.r.t. train is \[v=10+5=15\,m/s\] Length of train = 150 m Hence, time taken by the parrot to cross th train \[=\frac{distance\text{ }travelled}{time\text{ }taken}\] \[=\frac{150}{15}=10\,s\].


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