A Galilean telescope has an objective of focal length 100 cm and magnifying power 50

A Galilean Telescope Has An Objective Of Focal Length 100 Physics Question

A Galilean telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be

Options

(a) 96 cm
(b) 98 cm
(c) 102 cm
(d) 104 cm

Correct Answer:

98 cm

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

  1. A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
  2. The ratio of magnetic dipole moment of an electron of charge e and mass m
  3. When a ceiling fan is switched off its angular velocity reduces to 50% while
  4. A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV.
  5. The condition under which a microwave oven heats up a food item containing

Topics: Ray Optics (94)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

1 Comment on A Galilean telescope has an objective of focal length 100 cm and magnifying power 50

  1. A Galilean telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be

    Options
    (a) 96 cm
    (b) 98 cm
    (c) 102 cm
    (d) 104 cm

    Ans:
    fo= 100 cm
    M=50
    fo/fe = 50
    fe=100/fo
    fe=2
    L=fo-fe
    L=100-2
    L=98cm

Leave a Reply

Your email address will not be published.


*