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MHT CET 2024 (2 May, Shift 2) · Combination of Lenses

Combination of Lenses question from MHT CET 2024 (2 May, Shift 2)

Q25MHT CET 2024 · 2 MAY · SHIFT 2Easy

Combination of Lenses

The focal length of combination of lenses formed with lenses having power of +2.50 D and −3.75-3.75 D will be

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Answer: (d)

  1. P=+2.50−3.75=−1.25P = +2.50 - 3.75 = -1.25 D
  2. f=1P=−0.8f = \frac{1}{P} = -0.8 m
  3. So the answer is (d) −80-80 cm.
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