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The least resolvable angle by a telescop...

The least resolvable angle by a telescope using objective of aperture 5 m is nearly `(lambda = 400 Å)`

A

`(1)/(50^(@))`

B

`(1)/(50) " minute "`

C

`(1)/(50)sec`

D

`(1)/(500)sec`

Text Solution

Verified by Experts

The correct Answer is:
C
`theta = (1.22 lambda)/(a)`
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