The power of a convex lens of focal length 50 cm is
Options
- A. +0.5 D
- B. +2 D
- C. -2 D
- D. +5 D
- E. None of the above
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Correct Answer (Detailed Explanation is Below)
B. +2 D
Detailed Explanation
Power P = 1/f in metres = 1/0.50 = +2 dioptres.
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