Dispersion of Light MCQs App | Class 7 Science MCQs e-Book PDF
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Class 7 Science MCQs – Practice Test 25 (Chapter 4)

Dispersion of Light MCQs with Answers PDF Download – Test 25

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Study Dispersion of light Multiple Choice Questions (MCQs) with Answers PDF to support educational learning success. Download the Dispersion of Light MCQs PDF e-Book, Ch. 4-25 to study Class 7 Science Course. Learn Dispersion of Light Quiz Questions and Answers to build science knowledge. Download the Dispersion of Light MCQs App: Free Class 7 Science Learning App to total internal reflection, refraction of light, light and straight lines, refractive index test prep for science progress tracking systems.

Free Dispersion of Light Learning App Download: When light enters a dense medium, it; MCQ with answers: slows down, speeds up, increases its frequency, and increases its wavelength. Solve Total Internal Reflection MCQ Questions, download Google e-Book (Free Chapter) to support educational learning success.

Dispersion of Light MCQs – Practice Test 25 PDF Download

MCQ 121: The critical angle for "Perspex" is:

  1. 40 degree
  2. 42 degree
  3. 44 degree
  4. 46 degree

MCQ 122: When light enters a dense medium, it:

  1. speeds up
  2. slows down
  3. increases its frequency
  4. increases its wavelength

MCQ 123: The critical angle for ice is:

  1. 47 Degree
  2. 49 Degree
  3. 50 Degree
  4. 45 Degree

MCQ 124: The speed of light in 'vacuum' is:

  1. 3,000 km/s
  2. 30,000 km/s
  3. 300,000 km/s
  4. 3,000,000 km/s

MCQ 125: 'Refractive index' of quartz is:

  1. 1.54
  2. 1.34
  3. 2.04
  4. 1.72

Class 7 Science MCQs App & e-Book – Dispersion of Light Study Guide

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