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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
- After 300 days, the activity of a radioactive sample is 5000 dps
- The oscillating frequency of a cyclotron is 10 MHz. If the radius of its Dees is o.5 m,
- Aperture of human eye is 0.2 cm. The minimum magnifying power of a visual
- A particle with charge q is moving along a circle of radius R with unoform speed v.
- Which one of the following is not due to total internal reflection?
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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