Question

Diameter of the objective lens of a telescope is 250 cm. For light of wavelength 600 nm. Coming from a distant object, the limit of resolution of the telescope is close to:-
(A) 1.5 × 10⁻⁷ rad
(B) 2.0 × 10⁻⁷ rad
(C) 3.0 × 10⁻⁷ rad
(D) 4.5 × 10⁻⁷ rad

Answer 1

Answer:

Correct Option is :

( C ). 3.0 × 10⁻⁷ rad

Explanation :

Refer the attached picture.