Dispersion of Light Multiple Choice Quiz Questions 25 pdf Download

Practice science quiz 25 on dispersion of light MCQs, grade 7 total internal reflection multiple choice questions. Free total internal reflection guide has science worksheet with answering options 42°, 40°, 44° and 46° of multiple choice questions (MCQ) with total internal reflection quiz as critical angle for perspex is for exam prep. Study to learn total internal reflection quiz to attempt multiple choice questions based test.

MCQs on Dispersion of Light - Quiz 25

MCQ. Critical angle for Perspex is

  1. 40°
  2. 42°
  3. 44°
  4. 46°

B

MCQ. When light enters a denser medium, it

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

B

MCQ. Critical angle for ice is

  1. 47°
  2. 49°
  3. 50°
  4. 45°

B

MCQ. 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

C

MCQ. Refractive index of quartz is

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

A