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For a plane electromagnetic wave propaga...

For a plane electromagnetic wave propagating along + Y axis, magnetic field is,
`B_(x)=8xx10^(-6)sin{(3xx10^(8))t-(0.4xx10^(3))y}hat(i)T`.
Find periodic time, wave no and write equation of corresponding electric field.

Text Solution

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`T=2.093xx10^(-8)s, (1)/(lambda)=63.69m^(-1), vec(E )=vec(E )_(z)=2400 sin {(3xx10^(8))t-(0.4xx10^(3))}hat(k)Vm^(-1)`
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