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A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm. The width of the principal maximum of diffraction pattern on a screen at a distance of 50cm will be
Options
(a) 312.5×10⁻³ cm
(b) 312.5 x 10⁻⁴ cm
(c) 312 cm
(d) 312.5 x 10⁻⁵ cm
Correct Answer:
312.5×10⁻³ cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
- In case of linearly polarised light, the magnitude of the electric field vector
- Calculate power output of ₉₂²³⁵U reactor, if it takes 30 days to use up 2 kg of fuel,
- A meter stick of mass 400 g is pivoted at one end and displaced through an angle 60°.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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