Ray Optics and Optical Instruments Part 2

Section: Physics

Question : 63 of 100

Marks: +1, -0

In normal adujstment, for a refracting telescope, the distance between objective and eye piece is 30‌cm. The focal length of the objective, when the angular magnification of the telescope is 2 , will be

[28-Jul-2022-Shift-1]

20‌cm
30‌cm
10‌cm
15‌cm

Validate

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