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The Total internal reflection Multiple Choice Questions (MCQ Quiz) with Answers PDF (Total Internal Reflection MCQ PDF e-Book) download to practice Grade 10 Physics Tests. Study Geometrical Optics Multiple Choice Questions and Answers (MCQs), Total Internal Reflection quiz answers PDF to learn online classes courses. The Total Internal Reflection MCQ App Download: Free learning app for lenses and properties, human eye, refraction of light, spherical mirrors test prep for online learning.

The MCQ: The critical angle of water when refracted angle is 90° and refractive index for water and air is 1.33 and 1 is; "Total Internal Reflection" App Download (Free) with answers: 48.8 °; 49.1 °; 50 °; 51 °; to learn online classes courses. Solve Geometrical Optics Quiz Questions, download Apple eBook (Free Sample) for virtual online school.

## Total Internal Reflection MCQs: Questions and Answers

MCQ 1:

When a ray of light enters from denser medium to rare medium it bends

1. towards normal
2. away from normal
3. perpendicular to normal
4. parallel to normal
MCQ 2:

The critical angle of water when refracted angle is 90° and refractive index for water and air is 1.33 and 1 is

1. 48.8 °
2. 49.1 °
3. 50 °
4. 51 °
MCQ 3:

The outer concentric shell in fiber optic is called

2. core
3. coat
4. mantle
MCQ 4:

The entire light is reflected into the denser medium, which is called total

1. internal reflection of light
2. external reflection of light
3. internal refraction of light
4. external refraction of light
MCQ 5:

The critical angle for glass is

1. 50 °
2. 42 °
3. 45 °
4. 30 °