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Question: Answered & Verified by Expert
Pick out the wrong statement.
PhysicsElectromagnetic WavesVITEEEVITEEE 2015
Options:
  • A Gauss's law of magnetism is given by $\alpha \oint \mathbf{B} \cdot \mathbf{d s}=0$
  • B An EM wave is a wave radiated by a charge at rest and propagates through electric field only
  • C A time varying electric field is a source of changing magnetic field
  • D Faraday's law of EM induction is
    $\oint \mathbf{E . d l}=-\frac{d \phi_{B}}{d t}$
Solution:
1863 Upvotes Verified Answer
The correct answer is: A time varying electric field is a source of changing magnetic field
An electromagnetic wave is the wave radiated by an accelerated charge and propagates through space as coupled electric and magnetic field. These fields are oscillating perpendicular to each other.

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