1.

A telescope of diameter 2m uses light of wavelength 5000 Å for viewing stars. The minimum angular separation between two stars whose image is just resolved by this telescope is  [MP PET 2003]

A.            \[4\times {{10}^{-4}}\]rad     
B.            \[0.25\times {{10}^{-6}}\]rad
C.            \[0.31\times {{10}^{-6}}\]rad                                           
D.            \[5.0\times {{10}^{-3}}\]rad
Answer» D.            \[5.0\times {{10}^{-3}}\]rad


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