A linear aperture whose width is 0.02 cm is placed immediately in front of a lens

A Linear Aperture Whose Width Is 002 Cm Is Placed Physics Question

A linear aperture whose width is 0.02 cm is placed immediately in front of a lens of focal length 60 cm. The aperture is illuminated normally by a parallel beam of wavelength 5×10⁻⁵ cm. The distance of the first dark band of the diffraction pattern from the centre of the screen is

Options

(a) 0.10 cm
(b) 0.25 cm
(c) 0.20 cm
(d) 0.15 cm

Correct Answer:

0.15 cm

Explanation:

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

Related Questions:

  1. Two liquid drops having diameters of 1 cm and 1.5 cm. The ratio of excess
  2. The mass number of nucleus is always
  3. A concave mirror ia placed over a beaker containing water of
  4. In the elastic collision of objects
  5. The ratio of the dimensions of planck’s constant and that of the moment of inertia is

Topics: Wave Optics (101)
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

Be the first to comment

Leave a Reply

Your email address will not be published.


*