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16/09/2020 10:04 am
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Assume that light of wavelength 600 nm is coming from a star. The limit of resolution of telescope whose objective has a diameter of 2 m is :
(1) 1.83 × 10–7 rad
(2) 7.32 × 10–7 rad
(3) 6.00 × 10–7 rad
(4) 3.66 × 10–7 rad
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16/09/2020 10:09 am
Correct answer: (4) 3.66 × 10–7 rad