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An astronomical telescope arranged for normal adjustment has a magnification of 6. If the length of the telescope is 35 cm, then the focal lengths of objective and eye-piece rspectively, are
Options
(a) 30 cm, 5 cm
(b) 5 cm, 30 cm
(c) 40 cm, 5 cm
(d) 30 cm, 6 cm
Correct Answer:
30 cm, 5 cm
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 linear aperture whose width is 0.02 cm is placed immediately in front of a lens
- Two thin long conductors seprated by a distance d carry currents
- A long straight wire carrying current of 30A is placed in an external uniform
- A boat is sent across a river with a velocity of 8 km/h.If the resultant velocity
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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