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The magnetic field in a plane electromag...

The magnetic field in a plane electromagnetic wave is given by `vecB=2×10^-7` `[sin(0.5×10^3x+1.5×10^(11)t)hatj]`. The electric field is given by (where B is in T , x is in m and t in s)

A

A. `vecE=(60V/m)sin{0.5×10^3x+1.5×10^11t}hatk`

B

B. `vecE=(60V/m)cos{0.5×10^3x+1.5×10^11t}hatk`

C

C. `vecE=(60V/m)sin{0.5×10^3x+1.5×10^11t}hati`

D

D. `vecE=(60V/m)sin{0.5×10^3x+1.5×10^11t}hatj`

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