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An electric field (vec E) and a magnetic...

An electric field `(vec E)` and a magnetic field `(vec B)`exist in a region . The fields are not perpendicular to each other.

A

This is not possible

B

No electromagnetic wave is passing through the region

C

An electromagnetic wave may be passing through the region

D

An electromagnetic wave is certinaly passing thorugh the region

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The correct Answer is:
C
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