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A concave mirror ia placed over a beaker containing water of (µ = 1.33) and image of the object placed at the bottom of beaker is formed at a distance of 25 cm from the top, then focal length of the mirror is
Options
(a) 10 cm
(b) 15 cm
(c) 20 cm
(d) 25 cm
Correct Answer:
20 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
- If two vectors are equal in magnitude and their resultant is also equal in magnitude
- The polarising angle of glass is 57⁰. A ray of light which is incident at this angle
- A bar magnet is hung by a thin cotton thread in a uniform horizontal magnetic field
- Which of the following pairs of quantities does not have same dimensional
- The acceleration of an electron in an electric field of magnitude 50 V/cm,
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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