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The Light refraction Multiple Choice Questions (MCQ Quiz) with Answers PDF (Light Refraction MCQ PDF e-Book) download to practice Grade 10 Physics Tests. Learn Geometrical Optics Multiple Choice Questions and Answers (MCQs), Light Refraction quiz answers PDF to learn online classes courses. The Light Refraction MCQ App Download: Free learning app for reflection of light, spherical mirrors, human eye, lens image formation test prep for online learning.

The MCQ: The refractive index of a medium is; "Light Refraction" App Download (Free) with answers: Speed of light in air to speed of light in vacuum; Speed of light in vacuum to speed of light in air; Focal length to object distance; Speed of light in the medium x speed of light in the air; to learn online classes courses. Solve Geometrical Optics Quiz Questions, download Google eBook (Free Sample) for virtual online school.

## Light Refraction MCQs: Questions and Answers

MCQ 1:

The quantity which does not changes during refraction is

1. direction
2. speed
3. frequency
4. wavelength
MCQ 2:

The refractive index of a medium is

1. Speed of light in air to speed of light in vacuum
2. Speed of light in vacuum to speed of light in air
3. focal length to object distance
4. speed of light in the medium x speed of light in the air
MCQ 3:

The speed of light in water is

1. 3.0 x 108
2. 2.3 x 108
3. 2.0 x 108
4. 1.2 x 108
MCQ 4:

The bending of light as it passes from one medium to another is called

1. reflection
2. diffraction
3. refraction
4. deflection
MCQ 5:

The ratio of sin (x°) of the angle of incidence to sin (x°) of the angle of refraction is

1. Gravitational law
2. Reflection law
3. refraction law
4. Snell's law