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The magnetic field in a plane electromagnetic wave is given by \(B_y=2 \times 10^{-7} \sin \left(\pi \times 10^3 x+3 \pi…

Q1

The magnetic field in a plane electromagnetic wave is given by \(B_y=2 \times 10^{-7} \sin \left(\pi \times 10^3 x+3 \pi \times 10^{11} t\right)\)T. Calculate the wavelength.

a

\(\pi \times 10^{-3} \mathrm{~m}\)

b

\(\pi \times 10^3 \mathrm{~m}\)

c

\(2 \times 10^{-3} \mathrm{~m}\)

d

\(2 \times 10^3 \mathrm{~m}\)

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