In an astronomical telescope in normal adjustment a straight black line of length

In an astronomical telescope in normal adjustment a straight black line of length L is drawn on inside part of objective lens. The eye-piece forms a real image of this line. The length of this image is I. The magnification of the telescope is

Options

(a) L+I/L-I
(b) L/I
(c) (L/I) +1
(d) (L/I ) -1

Correct Answer:

L/I

Explanation:

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

admin:

Related Questions

  1. A person can see clearly objects only when they lie between 50 cm and 400 cm from
  2. The motion of a particle along a straight line is described by equation
  3. The intensity at the maximum in a Young’s double slit experiment is I₀.
  4. The wavelength λₑ of an electron and λₚ of a photon are of same energy E are related by
  5. An unpolarised beam of intensity I₀ falls on a polaroid. The intensity