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What is the angular magnification (magnifying power) of the lens when a card sheet divided into squares, each of size 1 mm², is viewed at a distance of 9 cm through a magnifying glass (a converging lens of focal length 9 cm) held close to the eye?

Options

  1. A1.2
  2. B2.8
  3. C4.6
  4. D6.4

Correct answer

B. 2.8

Step-by-step solution

Correct Option is : (B) 2.8

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