An electromagnietic wave is travelling i...

An electromagnietic wave is travelling in vacuum and its equation in the form of electric field is given by `vecE=-a sin(kz-omegat)hati-b sin(kz-omegat)hatj` then its equation in the form of magnetic field will be

A

`vecB=(bhati-ahatj)/c sin(kz-omegat)`

B

`vecB=(bhati+ahatj)/c sin(kz-omegat)`

C

`vecB=(-bhati-ahatj)/c sin(kz-omegat)`

D

`vecB=(-bhati+ahatj)/c sin(kz-omegat)`

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