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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
- A rocket is fired upward from the earth surface such that it creates an acceleration
- A comb run through one’s dry hair attracts small bits of paper. This is due to
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- In an L-C-R series resonant circuit, the capacitance is changed from C to 4C.
- A mass of 2.0 kg is put on a flat plan attached to a vertical spring fixed on the ground
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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