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Science
10th
grade
Refraction : Glass Slab | Light : Reflection and Refraction | Assessment | English | Grade 10
4 questions
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- 1. Multiple Choice
What will happen if the light travels from air to water?
Ray will bent away from the normal
Ray will bent towards the normal
Ray will will go without any deflection
Ray will be reflected back
- 2. Multiple Choice
What will be the refractive index of medium 2 with respect to 1?
1.732
0.816
0.5
1.414
- 3. Multiple Choice
The absolute refractive index of any medium can be represented as?
Speed of light in medium/Speed of light in air
Speed of light in medium/Speed of light in water
Speed of light in water/Speed of light in medium
Speed of light in air/Speed of light in medium
- 4. Multiple Choice
A ray of light moving at the speed of 3,00,000 ᵏᵐ⁄ₛ when it hits a glass the speed of light decreased to 2,00,000 ᵏᵐ⁄ₛ. What will be the refractive index of the glass?
6
3
1.5
2.5
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