JEE Main 2026 — Wave Optics Question with Solution
JEE Main 2026 (02 April Shift 1)
Question
In single slit diffraction pattern, the wavelength of light used is nm and slit width is mm, the angular width of central maximum is degrees. The value of is _______.
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Show full solutionCorrect answer: 36
Correct answer
36
Step-by-step explanation
The angular width of the central maximum in a single slit diffraction pattern is given by
Substituting the given values:
m
m
rad
rad rad
To convert radians to degrees, multiply by :
degrees
degrees
degrees degrees
Comparing this with degrees, we get .
Answer:
Substituting the given values:
m
m
rad
rad rad
To convert radians to degrees, multiply by :
degrees
degrees
degrees degrees
Comparing this with degrees, we get .
Answer:
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