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MHT-CET PCM 03 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CETMHT-CET PCM 031 Mark
MCQ
In interference experiment, intensity at a point is `(1/4)^"th"` of the maximum intensity. The angular position of this point is at (sin30° = cos60° = 0.5, `lambda` = wavelength of light, d = slit width) ____________.
  • A
    $sin^{-1}$ (`lambda`/2d)
  • ✓
    $sin^{-1}$ (`lambda`/3d)
  • C
    $sin^{-1}$ (`lambda`/d)
  • D
    $sin^{-1}$(`lambda`/4d)
✓

Answer

Correct option: B.
$sin^{-1}$ (`lambda`/3d)
B

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