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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 body starts from rest with an acceleration of 2 m/s². After 5 second,
- Three objects coloured black, gray and white can withstand hostile conditions upto 2800⁰C.
- Ice is wrapped in black and white cloth. In which cases more ice will melt
- Which of the following statement about scalar quantity is true?
- For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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