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Question
An e.m. wave is propagating in a medium with a velocity `vec"v" = "v" hat"i"`. The instantaneous oscillating electric field of this e.m. wave is along +y-axis, then the direction of an oscillating magnetic field of the e.m. wave will be along:
Options
- y direction
- x direction
+ z direction
- z direction
Solution
+ z direction
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