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Magnetic field in a plane electromagneti...

Magnetic field in a plane electromagnetic wave is given by` B_y = (10^-7 T) sin (10^3pix + 2pi×10^11)hatj` Then expression of electric field will be

A

`E_y=(10^-7V/M)sin(10^3pix+2pi×10^11t)hatk`

B

`E_z=(20V/M)cos(10^3pix+2pi×10^11t)hatk`

C

`E_z=(-20V/M)cos(10^3pix+2pi×10^11t)hatk`

D

`E_z=(20V/M)sin(10^3pix+2pi×10^11t)hatk`

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