Dispersion of Light Multiple Choice Questions 25 PDF Download

Learn dispersion of light MCQs, grade 7 science test 25 for online courses learning and test prep, total internal reflection multiple choice questions and answers. Total internal reflection revision test includes science worksheets to learn for grade 7 science contest questions.

Science multiple choice questions (MCQ) on critical angle for "perspex" is with options 42 degree, 40 degree, 44 degree and 46 degree, total internal reflection quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn total internal reflection quiz to attempt multiple choice questions based test.

MCQs on Dispersion of Light Quiz PDF Download Worksheets 25

MCQ. Critical angle for "Perspex" is

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

B

MCQ. When light enters a dense 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 Degree
  2. 49 Degree
  3. 50 Degree
  4. 45 Degree

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