Set 7: Dispersion, Prisms, and Atmospheric Refraction
Introduction: This set focuses on the dispersion of light through prisms, the formation of rainbows, atmospheric refraction, and related phenomena such as the twinkling of stars and the apparent flattening of the sun's disc.
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📘 My Quiz
PHYSICS | Human Eye-G
📝 Questions: 50
⏱️ Timer: 20 min
Q1. The deviation of light occurs due to:
Q2. A rainbow is always formed in a direction:
Q3. The refracting medium in atmospheric refraction is:
Q4. The apparent wavering of objects above a fire is due to:
Q5. The spectrum produced by a prism is:
Q6. A triangular glass prism has:
Q7. Atmospheric refraction occurs because the air layers are:
Q8. A rainbow is a natural example of:
Q9. The band of colours produced by dispersion is called:
Q10. Different colours bend differently because they have different:
Q11. Water droplets act like:
Q12. Twinkling of stars is caused by:
Q13. Twinkling of stars occurs on a:
Q14. Isaac Newton first obtained the spectrum of sunlight using:
Q15. The sequence of colours in the spectrum is remembered as:
Q16. In a glass slab, the emergent ray is laterally:
Q17. The angle between the direction of incident ray and emergent ray is called:
Q18. The colours reach the observer due to:
Q19. A triangular glass prism has how many rectangular lateral surfaces?
Q20. The angle between the incident ray and the normal is called:
Q21. White light consists of:
Q22. The angle between the two lateral faces of a prism is called:
Q23. Hot air is:
Q24. The peculiar shape of a prism causes:
Q25. Newton showed that white light is made up of:
Q26. The apparent position of objects fluctuates due to:
Q27. The ray inside the prism is called the:
Q28. The angle between refracted ray and the normal is called:
Q29. Which colour bends the most in a prism?
Q30. The refraction through a prism differs from a glass slab because the emergent ray is:
Q31. Light that gives a spectrum similar to sunlight is called:
Q32. A rainbow can also be seen near:
Q33. In a rectangular glass slab, the emergent ray is:
Q34. The ray coming out of the prism is called the:
Q35. When a second identical prism is placed inverted, the colours:
Q36. Refractive index of hot air is:
Q37. The inclined refracting surfaces of a prism cause:
Q38. Atmospheric refraction occurs due to variation in:
Q39. The colours emerge along different paths due to:
Q40. In rainbow formation, sunlight undergoes:
Q41. The flickering of objects near fire is an example of:
Q42. Which colour bends the least in a prism?
Q43. The angle between emergent ray and the normal is called:
Q44. A rainbow is seen after:
Q45. When light enters from air to glass, it bends:
Q46. Atmospheric refraction is caused by Earth's:
Q47. The ray that strikes the prism first is called the:
Q48. The refraction of light by Earth's atmosphere is called:
Q49. The splitting of white light into colours is called:
Q50. When light goes from glass to air, it bends:
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