Physics - Wave Optics Question with Solution | TestHub

PhysicsWave OpticsDiffractionEasy2 minPYQ_2020
PhysicsEasysingle choice

A parallel beam of monochromatic light falls normally on a single narrow slit. How does the angular width of the principal maximum in the resulting diffraction pattern varies with the width of the slit?

Options:

Answer:
C
Solution:

Angular width of central maxima=2λb

∴  The angular width of the principal maximum increases on decreasing the width of slit (b).

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Wave OpticsSubtopic:Diffraction
⏱ 2mℹ️ Source: PYQ_2020

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