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How can we determine refractive index of...

How can we determine refractive index of unknown materials?

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To determine the refractive index of an unknown material, we can follow these steps: ### Step-by-Step Solution: 1. **Prepare the Setup**: - Take a slab of the unknown material. Ensure that the slab is flat and has a smooth surface for light to pass through. 2. **Incident Ray**: ...
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CENGAGE PHYSICS-REFRACTION OF LIGHT -MANDATORY EXERCISE (EXERCISE SET I)
  1. A parallel-sided glass plate is introduced in the path of a converging...

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  2. In which case will the angle of incidence be equal to the angle of ref...

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  3. The moon and the planets do not twinkle. Why? Can you see the stars tw...

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  4. Why does a convex lens converge the light rays?

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  5. During hot days, at noon, trees and houses across open ground appear t...

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  6. Why does an air bubble in a jar of water shine brightly?

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  7. A virtual image, we always say, cannot be caught on a screen. Yet, whe...

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  8. Why does the sun or the moon appear elliptical near the horizon?

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  9. H.G. Wells created the invisible man in his widely known story by the ...

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  10. If you are in a boat and aiming a spear at a fish you see in the water...

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  11. How can we determine of a lens which can be called 'thin lens?

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  12. Will a ray go undeviating if the medium on both sides of a slab are di...

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  13. If two materials have different critical angles with air, which materi...

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  14. A stick appears bend when placed in water. Can the bend be 90^(@)?

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  15. How will you define principal axis of plane convex lens?

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  16. What is the difference between a slab and a prism?

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  17. How can we determine refractive index of unknown materials?

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  18. What can we say about the water of image if object and image are on op...

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  19. What can we say about the nature of image if object and image are on s...

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  20. What can we say about the nature of image if image distance is more th...

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