Positions of minima and maxima on the screen in single slit diffraction
This type of question, asked 11 times: 3 May 2023 S2, 9 May 2023 S1, 11 May 2023 S1, 11 May 2024 S2, 13 May 2024 S2, 14 May 2024 S2, 19 Apr 2025 S2, 22 Apr 2025 S2, 25 Apr 2025 S1, 19 Apr 2026 S1, 20 Apr 2026 S1. All 11 questions below, oldest first.
Try each one first, then open its answer.
Question 1
3 May 2023 S2
38A screen is placed at 50 cm from a single slit, which is illuminated with light of wavelength 600 nm. If separation between the 1st and 3rd minima in the diffraction pattern is 3 mm then slit width isTap an option to check your answer.
Question 2
9 May 2023 S1
47Two wavelengths 590 nm and 596 nm of sodium light are used one after other, to study the diffraction taking place at a single slit of aperture 2.4 mm. The distance between the slit and screen is 2 m. The separation between the positions of first secondary maximum of the diffraction pattern obtained in the two cases isTap an option to check your answer.
Question 3
11 May 2023 S1
9In Fraunhofer diffraction pattern, slit width is 0.5 mm and screen is at 2 m away from the lens. If wavelength of light used is 5500 Å, then the distance between the first minimum on either side of the central maximum is ( is small and measured in radian)Tap an option to check your answer.
Question 4
11 May 2024 S2
47A beam of light of wavelength 600 nm from a distant source falls on a single slit 1 mm wide and the resulting diffraction pattern is observed on a screen 2 m away. The distance between the first dark fringe on either side of the central bright fringe isTap an option to check your answer.
Question 5
13 May 2024 S2
47Light of wavelength 5000 Å is incident normally on a slit. The first minimum of the diffraction pattern is observed to lie at a distance of 5 mm from the central maximum on a screen placed at a distance of 2 m from the slit. The width of the slit isTap an option to check your answer.
Question 6
14 May 2024 S2
41Two wavelengths of sodium light 590 nm and 596 nm are used one after another to study diffraction due to single slit of aperture . Distance from slit to screen is 1.5 m. The separation between the positions of first maximum of the diffraction pattern in the two cases isTap an option to check your answer.
Question 7
19 Apr 2025 S2
31In Fraunhofer diffraction pattern, slit width is 0.2 mm and screen is at 2 m away from the lens. If the distance between the first minimum on either side of the central maximum is 1 cm , the wavelength of light used isTap an option to check your answer.
Question 8
22 Apr 2025 S2
32In a single slit diffraction pattern, the distance between the plane of the slit and screen is 1.3 m. The width of the slit is 0.65 mm and the second maximum is formed at the distance of 2.6 mm from the center of the screen. The wavelength of light used isTap an option to check your answer.
Question 9
25 Apr 2025 S1
13In Fraunhofer diffraction pattern, slit width is 0.3 mm and screen is at 1.5 m away from the lens. If wavelength of light used is , then the distance between the first minimum on either side of the central maximum is is small and measured in radian.]Tap an option to check your answer.
Question 10
19 Apr 2026 S1
142In a single slit diffraction pattern, the distance between the plane of the slit and the screen is m. The width of the slit is mm. The second maximum is formed at the distance of mm from the center of the screen. The wavelength of light used isTap an option to check your answer.
Question 11
20 Apr 2026 S1
141Light of wavelength nm is incident normally on a slit of width ''. The distance between slit and screen is m and the distance of the second order maximum from the centre of the screen is mm in a diffraction pattern. The value of '' isTap an option to check your answer.