Electromagnetic Waves · NEET Preparation Physics
The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is B0 = 510 text{ nT}. What is the amplitude of the electric fi…
Practice question from Electromagnetic Waves (NEET Preparation Physics), with the correct answer and a step-by-step solution.
medium · MCQ · Q-C14B9F
The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is . What is the amplitude of the electric field part of the wave?
- A.153 N/CCorrect answer
- B.306 N/C
- C.1.7 N/C
- D.510 N/C
Solution
The relation between the amplitudes of electric and magnetic fields in an electromagnetic wave is given by . Substituting and , we get .
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