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NEST2021PhysicsRay Optics

A jeweller examines a 1.0 cm diamond through a small magnifying glass (called a loupe) having an angular magnification of 3.5 . The near point of her eye is 25.0 cm and she wants the image to be located at the near point. The focal length of the loupe should be

Options

  1. A3.5 cm.
  2. B1.0 cm .
  3. C10.0 cm.
  4. D25.0 cm.

Correct answer

C. 10.0 cm.

Step-by-step solution

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