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प्रश्न
How are the electric and magnetic fields oriented in an electromagnetic wave?
विकल्प
Parallel to each other and to the direction of propagation
Parallel to each other but perpendicular to the direction of propagation
Mutually perpendicular and perpendicular to the direction of propagation
Mutually perpendicular but parallel to the direction of propagation
MCQ
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उत्तर
The electric and magnetic fields are mutually perpendicular. Both are also perpendicular to the direction in which the wave propagates.
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