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MHT CET20244 May 2024Morning ShiftPhysicsRay OpticsActual

Focal length of objective of an astronomical telescope is 1.5 m . Under normal adjustment, length of telescope is 1.56 m . Focal length of the eyepiece is

Options

  1. A0.06 m
  2. B1.04 m
  3. C2.34 m
  4. D3.06 m

Correct answer

A. 0.06 m

Step-by-step solution

For an astronomical telescope, aligned & L=f₀+f_e & 1.56=1.5+f_e & f_e=0.06 m aligned

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