Q. The least resolvable:angle by a telescope using objective of aperture 5 m is nearly $(λ = 4000 A^{\circ})$

1664 218 Wave Optics Report Error

A

$\frac{1}{5 0 ^{\circ}}$

6%

B

$\frac{1}{50}$ minute

13%

C

$\frac{1}{50}$ sec

73%

D

$\frac{1}{500}$ sec

8%

Solution:

$θ = \frac{1.22 λ}{a}$