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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-1995

  • question_answer
    A space ship of mass 2500 kg is to projected so mat it crosses earths gravitational field. If radius of earth is 6400 km. Then initial minimum velocity of space ship must be:

    A)  5.6 km/sec                        

    B)         7.25 km/sec                      

    C)         8.5 km/sec        

    D)                         11.2 km/sec

    Correct Answer: D

    Solution :

    Velocity of space ship should be equal to escape velocity.


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