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प्रश्न
Answer briefly.
Can we produce a pure electric or magnetic wave in space? Why?
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उत्तर
No.
In vacuum, an electric field cannot directly induce another electric field so a “pure” electric field wave cannot exist and same can be said for a “pure” magnetic wave.
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संबंधित प्रश्न
Name the parts of the electromagnetic spectrum which is
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(a) Visible.
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(d) the photon energy is higher.
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