NEET Sample Paper NEET Sample Test Paper-39

  • question_answer The period of a satellite in a circular orbit of radius R is T, the period of another satellite in circular orbit of radius 4R is

    A)  4T           

    B) T/4

    C)  8T           

    D) T/8

    Correct Answer: C

    Solution :

     \[\frac{{{T}_{1}}}{{{T}_{2}}}={{\left( \frac{{{R}_{1}}}{{{R}_{2}}} \right)}^{3/2}}={{\left( \frac{R}{4R} \right)}^{3/2}}\Rightarrow {{T}_{2}}=8{{T}_{1}}\]

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