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In an astronomical telescope in normal adjustment a straight black line of length L is drawn on inside part of objective lens. The eye-piece forms a real image of this line. The length of this image is I. The magnification of the telescope is
Options
(a) L+I/L-I
(b) L/I
(c) (L/I) +1
(d) (L/I ) -1
Correct Answer:
L/I
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In radioactive element, β-rays are emitted from
- Kirchoff’s I law and II laws of electricity prove respectively the
- A wave travelling in the +ve x-direction having displacement along y-direction as 1m
- A beam of light consisting of red, green and blue colours is incident on a right
- A spring when stretched by 2mm containing energy 4 J. If it is stretched
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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