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A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens is completely immersed in a liquid of refractive index 1.6, then its focal length will be
Options
(a) -160 cm
(b) -100 cm
(c) (+10 cm)
(d) (+ 100 cm)
Correct Answer:
-160 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 uniform electric field and uniform magnetic field are acting along the same
- A beam of light contains two wavelengths 6500Å and 5200Å.
- A planar coil having 12 turns carries 15 A current. The coil is oriented with respect
- The dimensional formula of Plancks’s constant and angular momentum are
- A block of mass 0.50 kg is moving with a speed of 2.00 ms⁻¹ on a smooth surface.
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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