1.

Magnifying power of a Galilean telescope is given byA. `f_(o)/(f_(e))(1-f_(e)/D)`B. `f_(o)/(f_(e))(1+f_(e)/D)`C. `f_(o)/(f_(e))(1+(2f_(e))/D)`D. `f_(o)/(f_(e))(1-(2f_(e))/D)`

Answer» Correct Answer - A
(a) Magnifying power of a Gallilean telescope is given by,
`m=f_(o)/(f_(e))(1-f_(e)/D)`


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