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In an electromagnetic wave, the electric field oscillated sinusoidally with amplitude 45 Vm-1, the rms value of oscillating magnetic field will be

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a
1.6×10-8T
b
16×10-9T
c
144×10-8T
d
11.3×10-8T

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detailed solution

Correct option is D

B0=E0c=483×108=16×10-8TBrms=B02=16×10-82=82×10-8T=11.3×10-8T

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