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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
- Two bodies of mass 10 kg and 5 kg moving in concentric orbits of radius
- The temperature of a metal block is increased from 27⁰C to 84⁰C. The rate of radiated energy
- The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.
- Suppose the kinetic energy of a body oscillating with amplitude A and at a distance
- The electric field in a certain region is given by E=5i ̂-3ĵ kV/m. The potential
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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