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Electromagnetic Waves · 2020 · 2 Sep · Shift 1

1 Physics questions from this JEE Main paper

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JEE Main
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2020 · 2 Sep · Shift 1
Physics
Electromagnetic Waves

Electromagnetic Waves · 2020 · 2 Sep · Shift 1

1 Physics questions from this JEE Main paper

Q55.A plane electromagnetic wave, has frequency of 2.0 $\times$ 1010 Hz and its energy density is 1.02 $\times$ 10–8 J/m3 in vacuum. The amplitude of the magnetic field of the wave is close to ( $\frac{1}{4 π ε _{0}} = 9 \times 1 0^{9} \frac{N m ^{2}}{C ^{2}}$ …
Physics · Electromagnetic Waves · MCQ