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Physics - Wave Optics

Practise 84 AP EAMCET previous year questions on Wave Optics, compiled from papers spanning 2001 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty AP EAMCET tests.

Wave Optics has been asked in 24 of the 24 years of AP EAMCET papers analysed (2001–2024), with 84 questions in all. 45% of them were easy, 44% moderate and 11% tough. Most of its questions came from 2023, with 9 questions that year. In the last three years (2022–2024) it had 24 questions across 28 papers, about 0.9 per paper.

The chapter's 7 topics are not weighted equally: Youngs Double Slit Experiment (43 questions, 51%), Diffraction of Light (16 questions, 19%), and Polarization of Light (9 questions, 11%) have been asked the most. Youngs Double Slit Experiment has also led over the last five years, with 22 questions. Youngs Double Slit Experiment has produced the most tough questions (5).

  1. 1In an experiment, two polariods are arranged such that the intensity of the polarised light emerged from the second polaroid is of the inten27 May, 2025 (M)Polarization of Light
  2. 2If of the power of a 200 W bulb is converted to visible radiation, then the intensity of the light at a distance of 100 cm from the bulb is27 May, 2025 (M)Youngs Double Slit Experiment
  3. 3According to Rayleigh, when sunlight travels through atmosphere, the amount of scattering is proportional to power of wavelength of light. T26 May, 2025 (M)Polarization of Light
  4. 4In Young's double slit experiment, if the distance between the slits is 2 mm and the distance of the screen from the slits is 100 cm, the fr26 May, 2025 (M)Youngs Double Slit Experiment
  5. 5A narrow slit of width 2 mm is illuminated with a monochromatic light of wavelength 500 nm. If the distance between the slit and the screen 26 May, 2025 (E)Diffraction of Light
  6. 6The path difference between two waves given by the equations and is24 May, 2025 (M)Interference of Light
  7. 7In Young's double slit experiment, the distance between the slits is 0.2 cm, the distance between the screen and the slits is 1 m. If the wa23 May, 2025 (M)Youngs Double Slit Experiment
  8. 8In Young's double slit experiment, if the distance between the slits is increased to 3 times initial distance, then the ratio of initial and23 May, 2025 (E)Youngs Double Slit Experiment
  9. 9An unpolarised beam of light incidents on a group of three polarising sheets arranged such that the angle between the axes of any two adjasc22 May, 2025 (M)Polarization of Light
  10. 10In Young's double slit experiment, the wavelength of monochromatic light is increased by and the distance between the two slits is decreased22 May, 2025 (E)Youngs Double Slit Experiment
  11. 11In Young's double slit experiment, the wavelengths of red and blue lights used are and respectively. If bright fringe of red color coincides21 May, 2025 (M)Youngs Double Slit Experiment
  12. 12For an observer on the earth, if a spectral line of wavelength emitted by a star is found to be red shifted by , then the star is21 May, 2025 (E)Young's Double Slit Experiment
  13. 13Two light waves of intensities I and 21 superimpose on each other, If the path difference between the light waves reaching a point is of the23 May, 2024 (M)Youngs Double Slit Experiment
  14. 14If a slit of width ' ' was illuminated by red light having wavelength , the first minima was obtained at . Then the value of ' ' is22 May, 2024 (M)Diffraction of Light
  15. 15The angle between the axes of a polariser and an analyser is . If the intensity of the unpolarized light incident on the polariser is 1 , th22 May, 2024 (E)Polarization of Light
  16. 16In case of diffraction 1 if ' ' is a slit width and 1 is the wavelength of the incident light, then the required condition for diffraction t21 May, 2024 (E)Diffraction of Light
  17. 17In Young's double slit experiment, two slits are placed 2 mm from each other. Interference pattern is observed on a screen placed 2 m from t20 May, 2024 (M)Youngs Double Slit Experiment
  18. 18In Young's double slit experiment, the intensity at a point where the path difference is ( 1 being the wavelength of the light used) is . If19 May, 2024 (E)Youngs Double Slit Experiment
  19. 19In young's double slit experiment with monochromatic light of wave length . The fringe width is 3 mm . If the distance between the screen an18 May, 2024 (M)Youngs Double Slit Experiment
  20. 20In a Young's double slit experiment, a laser light of wave length produces an interference pattern with consecutive bright fringe's separati19 May, 2023 (M)Youngs Double Slit Experiment
  21. 21Angular width of central maximum of a diffraction pattern due to a single slit does not depend upon18 May, 2023 (M)Diffraction of Light
  22. 22When a light ray incidents on the surface of a medium, the reflected ray is completely polarized. Then the angle between reflected and refra18 May, 2023 (E)Polarization of Light
  23. 23Two coherent light sources having intensity in the ratio produce an interference pattern. Then the value of will be17 May, 2023 (M)Youngs Double Slit Experiment
  24. 24Wrongly matched pair among the following16 May, 2023 (M)Wave Theory and Wavefronts
  25. 25The relation is - Intensity of incident light on the analyser, I intensity of emergent light from the analyser, - angle between plane of pol16 May, 2023 (M)Polarization of Light
  26. 26A diffraction pattern is obtained by using a beam of red light. If the red light is replaced by the blue light16 May, 2023 (E)Diffraction of Light
  27. 27The property of light which cannot be explained by Huygen's construction of wavefront is15 May, 2023 (M)Wave Theory and Wavefronts
  28. 28In a Young's double slit experiment, if the wavelength of light is increased by and the distance between the slits is doubled then the perce15 May, 2023 (E)Youngs Double Slit Experiment
  29. 29Assertion A : For light diverging from a point source, the intensity at the wavefront does not depend on the distance. Reason : In a divergi08 Jul, 2022 (M)Wave Theory and Wavefronts
  30. 30A monochromatic light is incident on a single slit of width . The angular position of the second bright line observed is . Then the waveleng08 Jul, 2022 (M)Diffraction of Light
  31. 31In a young's double slit experiment, the slits are separated by and the screen is placed away from the slits. The distance between the centr08 Jul, 2022 (E)Youngs Double Slit Experiment
  32. 32In young's double slit experiment, light of wavelength is incident on two slits separated by a distance of . If a thin plate of thickness an07 Jul, 2022 (M)Special Cases in YDSE
  33. 33Two coherent sources and in Young's double slit experiment are illuminated with monochromatic light of wavelength . If a second order dark f06 Jul, 2022 (M)Youngs Double Slit Experiment
  34. 34Young's double slit experiment is conducted with monochromatic light of wavelength , with slit separation of and observer at away from the s05 Jul, 2022 (M)Youngs Double Slit Experiment
  35. 35In Young's double slit experiment the slits are apart and are illuminated by light of two wavelengths and . The screen is placed at from the05 Jul, 2022 (M)Youngs Double Slit Experiment
  36. 36When monochromatic light of wavelength 600 nm is used in Young s double slit experiment, the fifth order bright fringe is formed at 6 mm fro04 Jul, 2022 (E)Youngs Double Slit Experiment
  37. 37The ratio of maximum and minimum intensities in an interference pattern is . The ratio of the amplitude of the two interfering waves will be25 Aug, 2021 (M)Youngs Double Slit Experiment
  38. 38In a double slit experiment, when the distance between slits is increased 10 times, while their distance from the screen is halved, then the25 Aug, 2021 (E)Youngs Double Slit Experiment
  39. 39If the ratio of amplitudes of two interfering waves is , then the ratio of maximum and minimum intensity is23 Aug, 2021 (E)Youngs Double Slit Experiment
  40. 40The position of the direct image obtained at O , , when a monochromatic beam of light is passed through a plane transmission grating at norm20 Aug, 2021 (M)Diffraction of Light
  41. 41The wave front is a surface in which20 Aug, 2021 (E)Wave Theory and Wavefronts
  42. 42In a diffraction pattern due to a single slit of width ' a ' , the first minimum is observed at an angle 30 when light of wavelength 500 nm 19 Aug, 2021 (M)Diffraction of Light
  43. 43In Young s double slit experiment, the separation between the slits is halved and the distance between the screen is doubled. The fringe wid19 Aug, 2021 (E)Youngs Double Slit Experiment
  44. 44A mixture of Yellow light of wavelength 580 nm and blue light of wave length 450 nm is incident normally on an air film of thickness . The c23 Sep, 2020 (M)Interference of Light
  45. 45Conditions of diffraction is22 Sep, 2020 (E)Diffraction of Light
  46. 46The central fringe in the interference pattern obtained in Young's double slit experiment will be a dark fringe when the phase difference be21 Sep, 2020 (M)Youngs Double Slit Experiment
  47. 47Which of the following generates a plane wavefront?21 Sep, 2020 (E)Wave Theory and Wavefronts
  48. 48\(P Q\) represents a wavefront and \(A O\) and \(B P\), the corresponding two rays. Find the condition on \(Q\) for constructive interferenc18 Sep, 2020 (M)Wave Theory and Wavefronts
  49. 49A Fraunhofer diffraction pattern due to a narrow slit is obtained on a screen placed at a distance \(D\) from the slit whose slit width is \18 Sep, 2020 (E)Diffraction of Light
  50. 50In a Young's double slit experiment, light of wavelength \(5900 Å\) is used. When the slits are \(2 {~mm}\) apart, the fringe width is \(1.223 Apr, 2019 (M)Youngs Double Slit Experiment

Frequently Asked Questions

1.How many questions are available for Wave Optics?

This chapter includes 84 questions compiled from AP EAMCET papers spanning 2001 to 2025.

2.Are these questions only from AP EAMCET, or from other exams too?

These are AP EAMCET questions specifically for the Wave Optics chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Wave Optics an important chapter for AP EAMCET Physics?

Wave Optics has appeared in 25 of the 25 years of AP EAMCET papers covered here, with 84 questions across 77 papers - about one per paper it appears in.

4.What is the difficulty level of Wave Optics questions in AP EAMCET?

Of the 84 questions analysed for this chapter, 45% are easy, 44% moderate and 11% tough. 2023 had the most, with 9 questions.

5.Which topics in Wave Optics should I focus on?

These topics have carried the most weightage in Wave Optics:

  • Youngs Double Slit Experiment - 43 questions (51%)
  • Diffraction of Light - 16 questions (19%)
  • Polarization of Light - 9 questions (11%)
  • Youngs Double Slit Experiment has produced the most tough questions (5).
6.Is Wave Optics's weightage in AP EAMCET going up or down?

Across all 77 papers analysed, Wave Optics has averaged about 1.1 questions per paper. In the last three years (2022–2024), that average has fallen, at about 0.9 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.