Class 7 Science Online Tests
Refraction of Light MCQ (Multiple Choice Questions) PDF Download
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Refraction of Light MCQ (PDF) Questions Answers Download
If light enters any substance with refractive index, it is
- perpendicular
- at a certain angle
- parallel
- at critical angle
If light enters a glass, it slows down more than
- 200,000 km/s
- 150,000 km/s
- 100,000 km/s
- 50,000 km/s
The name given to a change in speed of light is known as
- reflection
- critical change
- refraction
- diffraction of light
Ray of light is always refracted in
- indefinite direction
- definite direction
- definite position
- indefinite position
The refraction of light has been proved by
- Law of Einstein
- Law of light
- Law of Refraction
- Law of Thomas
Class 7 Science Practice Tests
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