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NEET Sample Paper NEET Sample Test Paper-85

  • question_answer
    An intersteller spacecraft far away from the influence of any star or planet is moving at high speed under the influence of fusion rockets (due to thrust exerted by fusion rockets, the space crafts is accelerating). Suddenly the engine malfunctions and stops. The spacecraft will

    A) immediately stops, throwing all of the occupants to the front

    B) begins slowing down and eventually comes to rest

    C) keep moving at constant speed for a while, and then begins to slow down

    D) keeps moving forever with constant speed

    Correct Answer: D

    Solution :

    [d] Due to malfunctioning of engine, the process of rocket fusion stops hence net force experienced by the spacecraft becomes zero. Afterwards the spacecraft continues to move with a constant speed.


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