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  3. 9th Class
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9th Class Science Sample Paper Science Olympiad Model Test Paper-5

  • question_answer
    A ball gently dropped from a height of 20 m. If its velocity increases uniformly at the rate of\[10\,m/{{s}^{2}}\], after what time will it strike the ground?

    A) 0.1 s    

    B) 0.5 s

    C) 1 s

    D) 5 s

    E) None of these

    Correct Answer: E

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