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In a diffraction pattern due to a singleslit of width a, the first minimum is observed at an angle 30⁰ when light of wavelength 5000Å is incident on the slit. The first secondary maximum is observed at an angle of
Options
(a) sin⁻¹(2/3)
(b) sin⁻¹(1/2)
(c) sin⁻¹(3/4)
(d) sin⁻¹(1/4)
Correct Answer:
sin⁻¹(3/4)
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
- Radii of curvature of a converging lens are in the rato 1:2. Its focal length
- A parallel plate capacitor with air between the plates has a capacitance of 9 pF.
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
- The moment of inertia of a rod about an axis through its centre and perpendicular
- Infinite number of masses, each 1 kg, are placed along the x-axis
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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