Question:medium

Calculate the limit of resolution of a telescope objective having a diameter of $200\, cm$, if it has to detect light of wavelength $500\, nm$ coming from a star :

Updated On: Apr 3, 2026

$305 \times 10^{-9}$ radian
$152.5 \times 10^{-9}$ radian
$610 \times 10^{-9}$ radian
$457.5 \times 10^{-9}$ radian

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The Correct Option is A

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Calculate the limit of resolution of a telescope objective having a diameter of $200\, cm$, if it has to detect light of wavelength $500\, nm$ coming from a star :

The Correct Option is A

Solution and Explanation

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