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An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ∈ = 4.0 . Then
  • a)
    wave length is halved and frequency remains unchanged
  • b)
    wave length is doubled and frequency becomes half
  • c)
    wave length is doubled and the frequency remains unchanged
  • d)
    wave length and frequency both remain unchanged.
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum in...
Frequency  remains constant during refraction
∴ wavelength is halved and frequency remains unchanged
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An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ∈ = 4.0 . Thena)wave length is halved and frequency remains unchangedb)wave length is doubled and frequency becomes halfc)wave length is doubled and the frequency remains unchangedd)wave length and frequency both remain unchanged.Correct answer is option 'A'. Can you explain this answer?
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An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ∈ = 4.0 . Thena)wave length is halved and frequency remains unchangedb)wave length is doubled and frequency becomes halfc)wave length is doubled and the frequency remains unchangedd)wave length and frequency both remain unchanged.Correct answer is option 'A'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ∈ = 4.0 . Thena)wave length is halved and frequency remains unchangedb)wave length is doubled and frequency becomes halfc)wave length is doubled and the frequency remains unchangedd)wave length and frequency both remain unchanged.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for An electromagnetic wave of frequency n = 3.0 MHz passes from vacuum into a dielectric medium with permittivity ∈ = 4.0 . Thena)wave length is halved and frequency remains unchangedb)wave length is doubled and frequency becomes halfc)wave length is doubled and the frequency remains unchangedd)wave length and frequency both remain unchanged.Correct answer is option 'A'. Can you explain this answer?.
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