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In free space, the charge carriers will be

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+1 vote
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in Electromagnetic Theory by (188k points)
In free space, the charge carriers will be

(a) 0

(b) 1

(c) 100

(d) Infinity

This question was posed to me during an internship interview.

This interesting question is from Plane Waves in Free Space topic in chapter EM Wave Propagation of Electromagnetic Theory

1 Answer

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Best answer
Correct option is (a) 0

To explain I would say: Free space is not a conductor. Thus the charge carrier in free space is assumed to be zero. But the free space consists of particles or ions that get ionized during conduction.

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