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A telescope has an objective lens of 10 ...

A telescope has an objective lens of 10 cm diameter and is situated at a distance of 1 km from two objects.The can be resolved by the telescope, when the mean wavelength of light is `5,000 overset @A`,is of the order of

A

0.5 m

B

5 m

C

5 mm

D

5cm

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
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