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Two waves of same amplitude superpose. The resultant intensity is I₁ when they are coherent and I₂ when they are non-coherent. The ratio of I₁ and I₂ will be
Options
(a) (1:1)
(b) (2:1)
(c) (4:1)
(d) (1:4)
Correct Answer:
(2:1)
Explanation:
I₁ = 4I and I₂ = 2I
Therefore, I₁ / I₂ = 4I / 2I = 2 / 1
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solenoid 1.5 m long and 0.4 cm in diameter possesses 10 turns per cm length
- When sound is produced in an aeroplane with a velocity of 200 m/s horizontally,
- A car of mass 1000 kg negotiates a banked curve of radius 90 m on a frictionless
- A thin prism of angle 15⁰ made of glass of refractive index µ₁ = 1.5 is combined
- If a vector 2i+3j+8k is perpendicular to the vector 4j-4i+αk, then value of α is
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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