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Two lenses of power 15 D and -3 D are placed in contact. The focal length of the combinations is
Options
(a) 10 cm
(b) 15 cm
(c) 12 cm
(d) 8.33 cm
Correct Answer:
8.33 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
- Which is correct relation?
- Spectrum of X-rays is
- The coefficient of performance of a refrigerator is 5. If the temperature inside
- A wire elongates by l mm when a load W is hanged from it. If the wire goes over
- Radius of a soap bubble is increased from R to 2R. Work done in this process
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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