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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-1996

  • question_answer
    The value of\[\frac{{{f}_{2}}}{{{f}_{1}}}\]for zone plate is:

    A)  \[\frac{2}{5}\]                                                  

    B)         \[\frac{5}{2}\]                                  

    C)          \[\frac{3}{9}\]                                                 

    D)         \[\frac{1}{3}\]

    Correct Answer: D

    Solution :

    For zone plate \[\frac{{{f}_{2}}}{{{f}_{1}}}=\frac{1}{3}\]


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