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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 block of mass M is attached to the lower end of a vertical spring
- A boy playing on the roof of a 10m high building throws a ball with a speed
- The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length
- In a potentiometer experiment, the balancing with a cell is at length 240 cm.
- If h is planck’s constant and λ is wavelength, h/λ has dimensions of
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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