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Interference and Young's Double Slit Experiment for GSEB: 14 solved questions

Real GSEB paper questions on interference and young's double slit experiment, part of wave optics. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2016 to 2023. No sign-in needed to read them.

What this topic asks

• Intensity and coherent sources — 7 questions
• Fringe width and fringe position — 6 questions
• Slabs, media and modified set-ups — 1 question

All 14 questions with solutions

• In Young's experiment, if the distance between the two slits is doubled then the width of the fringes will be GSEB Board March 2016
• For coherent sources of light, their . GSEB Board March 2016
• In Young's experiment the distance between the two slits is halved and the distance between the screen and th… GSEB Board July 2016
• A plate of refractive index 1.5 is placed in the path of one of the two rays in Young's experiment. If the ce… GSEB Board July 2017
• The distance between the two slits in Young's experiment is 0.2 mm. If the wavelength of the light used is 50… GSEB Board July 2018
• The distance between the two slits in Young's experiment is 0.2 mm. If the wavelength of the light is 5000 A,… GSEB Board March 2019
• In a Young's double-slit experiment the width of the source slit is increased. Then GSEB Board March 2020
• In Young's experiment, two coherent sources are obtained by the method of division of GSEB Board March 2020 (old course)
• In Young's double slit experiment, as the width of the source slit is increased, GSEB Board July 2021
• In a two-slit experiment the screen is placed one metre away. When light of wavelength 500 nm is used the fri… GSEB Board July 2021
• If the phase difference between two waves is 6π radian, then the corresponding path difference is GSEB Board July 2021
• The intensity of the resultant wave obtained by the superposition of two waves is the amplitude of the result… GSEB Board July 2021
• If the phase difference between the two waves producing interference is 13π rad, then order interference occu… GSEB Board July 2022
• In Young's double slit experiment the distance between the two slits is 0.2 mm and the distance between the s… GSEB Board March 2023