Dispersion of Light Multiple Choice Questions 25 PDF Download

Practice dispersion of light MCQs, grade 7 online science test 25, total internal reflection multiple choice questions and answers. Total internal reflection revision test has science worksheets, helping answer key with choices as 42 degree, 40 degree, 44 degree and 46 degree of multiple choice questions (MCQ) with total internal reflection quiz as the critical angle for "perspex" is for competitive exam prep, viva interview questions. Free science study guide to practice total internal reflection quiz to attempt multiple choice questions based test.

MCQs on Dispersion of Light Quiz PDF Download Worksheets 25

MCQ. The 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. The critical angle for ice is

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

B

MCQ. 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

C

MCQ. 'Refractive index' of quartz is

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

A