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MHT CET202123 Sep 2021Evening ShiftPhysicsRay OpticsActual

The magnifying power of a refracting type of astronomical telescope is ' m '. If focal length of eyepiece is doubled then the magnifying power will become

Options

  1. Am
  2. B2 ~m
  3. Cm 2
  4. Dm 4

Correct answer

C. m 2

Step-by-step solution

Magnifying power, m= f_o f_e If f _ e is doubled, the magnifying power will become m 2

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