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The diameter of objective of a telescope...

The diameter of objective of a telescope is `1m`. Its resolving limit for the light of wave length `4538 Å`, will be

A

`5.54 xx 10^(-7) rad`

B

`2.54 xx 10^(-4) rad`

C

`6.54 xx 10^(-7) rad`

D

None of these

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The correct Answer is:
a
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