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NEET 2024 · Superposition, Coherence & Intensity

Superposition, Coherence & Intensity question from NEET 2024

Q41NEET 2024Medium

Superposition, Coherence & Intensity

Interference pattern can be observed due to superposition of the following waves: A. y=asin⁡ωty = a\sin\omega t

B. y=asin⁡2ωty = a\sin 2\omega t

C. y=asin⁡(ωt−ϕ)y = a\sin(\omega t - \phi)

D. y=asin⁡3ωty = a\sin 3\omega t

Choose the correct answer from the options given below.

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Answer: (c)

  1. Steady interference needs waves of the same frequency with a constant phase difference.
  2. A (ω\omega) and C (ω\omega, constant phase ϕ\phi) have the same frequency; B (2ω2\omega) and D (3ω3\omega) differ.
  3. So the answer is (c) A and C.
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