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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
- A current of 2 A is made to flow through a coil which has only one turn. The magnetic
- An elevator car whose floor to ceiling distance is equal to 2.7m starts
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- A carnot’s engine operates with source at 127° C and sink at 27°C
- A particle of mass m executes simple harmonic motion with amplitude
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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