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Laser light is considered to be coherant because it consists of
Options
(a) many wavelengths
(b) uncoordinated wavelength
(c) coordinated waves of exactly the same wavelength
(d) divergent beams
Correct Answer:
coordinated waves of exactly the same wavelength
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Two closed organ pipes when sounded simultaneously give 4 beats/second.
- In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
- In a tangent galvanometer, a current of 0.1 A produces a deflection of 30⁰.
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two closed organ pipes when sounded simultaneously give 4 beats/second.
- In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
- In a tangent galvanometer, a current of 0.1 A produces a deflection of 30⁰.
- Laser beams are used to measure long distance because
- When a piece of metal is illuminated by a monochromatic light of wavelength λ,
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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