A plane electromagnetic wave of frequency 25 GHz is propagating in vacuum along the z-direction. At a particular point in space and time, the magnetic field is given by \(\vec{\text{B}}\) = 5 × 10−8 ĵ T. The corresponding electric field \(\vec{\text{E}}\) is (speed of light c = 3 × 108 ms−1)
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15 î V/m
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−15 î V/m
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1.66 × 10−16 î V/m
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−1.66 × 10−16 î V/m