JEE Main 2021PhysicsWave Optics

JEE Main 2021 — Wave Optics Questions with Solutions

16 JEE Main 2021 Wave Optics previous-year questions with verified answers and step-by-step solutions.

These are the JEE Main 2021 previous-year questions from the Wave Optics chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Wave Optics chapter hub.

  1. Q12021MCQEasy

    Two coherent light sources having intensity in the ratio 2 x produce an interference pattern. The ratio I max - I min I…

  2. Q22021NumericalMedium

    White light is passed through a double slit and interference is observed on a screen 1 . 5   m away. The separatio…

  3. Q32021NumericalMedium

    An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam eme…

  4. Q42021MCQMedium

    In Young's double slit experiment, if the source of light changes from orange to blue then:

  5. Q52021NumericalEasy

    A fringe width of 6   mm was produced for two slits separated by 1   mm apart. The screen is placed 10  …

  6. Q62021MCQEasy

    Consider the diffraction pattern obtained from the sunlight incident on a pinhole of diameter 0 . 1   μ m . I…

  7. Q72021MCQEasy

    In a Young's double slit experiment two slits are separated by 2   mm and the screen is placed one meter away. Whe…

  8. Q82021NumericalMedium

    A source of light is placed in front of a screen. The intensity of light on the screen is I . Two Polaroids P 1 and P 2…

  9. Q92021MCQEasy

    The light waves from two coherent sources have same intensity I 1 = I 2 = I 0 . In interference pattern the intensity o…

  10. Q102021MCQMedium

    In a Young's double slit experiment, the width of the one of the slit is three times the other slit. The amplitude of t…

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Frequently asked questions

How many Wave Optics questions came in JEE Main 2021?
PrepSharp has catalogued 16 JEE Main 2021 Wave Optics questions, each with a verified answer and a step-by-step solution.
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