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Electromagnetic Waves question

2021 · 31 Aug · Shift 1 · Q70

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JEE Main
Physics
Electromagnetic Waves
2021 · 31 Aug · Shift 1 · Q70

Electromagnetic Waves question

2021 · 31 Aug · Shift 1 · Q70

JEE MainPhysicsElectromagnetic WavesNumerical+4 / −1

The electric field in an electromagnetic wave is given by E = (50 NC

-

1) sin

\omega

(t

-

x/c) The energy contained in a cylinder of volume V is 5.5

\times

10

-

12 J. The value of V is

\underline{\hspace{2cm}}

cm3. (given

\in

0 = 8.8

\times

10

-

12C2N

-

1m

-

2)

Numerical answer

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