JEE Main 2019 — Wave Optics Question with Solution
From: JEE Main 2019 (Online) 9th April Evening Slot
Question
Diameter of the objective lens of a telescope is
250 cm. For light of wavelength 600nm.
coming from a distant object, the limit of
resolution of the telescope is close to :-
Choose an option
Show full solutionCorrect option: A
Correct answer
A3.0 × 10–7 rad
Step-by-step explanation
Limit of resolution =
=
= 2.9 × 10–7 rad.
=
= 2.9 × 10–7 rad.
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This is a previous-year question from JEE Main 2019, covering the Wave Optics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.