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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
- A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- Avalanche breakdown is due to
- In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm
- The velocity of electromagnetic radiation in a medium of permittivity ε₀
- If the minimum energy of photons needed to produce photoelectrons is 3 eV,
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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