9th Class Science Sample Paper Science Olympiad Model Test Paper-10

  • question_answer
    The mass of earth is \[6\times {{10}^{24}}\text{ }kg\]and the mass of other planet is\[7.4\times {{10}^{22}}\text{ }kg\]. If the distance between the earth and the other planet is\[3.84\times {{10}^{5}}\text{ }km\], find the force of attraction between the earth and the other planet.

    A) \[4.01\times {{10}^{20}}\text{ }N\]

    B) \[3.31\times {{10}^{20}}\text{ }N\]

    C) \[5.23\times {{10}^{20}}\text{ }N\]

    D) \[2.01\times {{10}^{20}}\text{ }N\]

    E) None of these

    Correct Answer: D


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