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A concave mirror of focal length f₁ is placed at a distance d from a convex lens of focal length f₂. A beam of light coming from infinity and falling on this convex lens concave mirror combination returns to infinity. The distance d must be equal
Options
(a) f₁+f₂
(b) (- f₁ + f₂)
(c) 2 f₁ + f₂
(d) (-2 f₁ + f₂)
Correct Answer:
2 f₁ + f₂
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A spherical planet has a mass Mp and diameter Dp. A particle of mass
- In a transistor, the value of βis 100, then the value of α will be
- Two capacitors of 10pF and 20pF are connected to 200V and 100V sources, respectively.
- A charged particle of mass m and charge q moves along a circular path of radius
- A ray of light is incident on a transparent glass slab of refractive index 1.62
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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