Wave Optics

CBSE Class 12 · Physics · 18 past questions

7 of 18 · show all

1. Q12 2023

   A beam of light travels from air into a medium. Its speed and wavelength in the medium are $1.5 \times 10^8$…

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2. Q13 2023

   What happens to the interference pattern when two coherent sources are

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3. Q14 2023

   Assertion (A) : In Young's double slit experiment all fringes are of equal width.…

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4. Q15 2023

   In the wave picture of light, the intensity I of light is related to the amplitude A of the wave as…

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5. Q16 2023

   In a single-slit diffraction experiment, the width of the slit is halved. The width of the central maximum…

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6. Q17 2023

   Questions number 16 to 18 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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7. Q18 2023

   Two coherent monochromatic light beams of intensities I and 4I superpose each other. Find the ratio of…

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