A astronomical telescope has objective and eye-piece of focal lengths 40 cm, 4 cm, respectively. To view an object 200 cm away from the objective, the lenses must be seperated by a distance

Options

(a) 46.0 cm
(b) 50.0 cm
(c) 54.0 cm
(d) 37.3 cm

Correct Answer:

54.0 cm

Explanation:

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