A plane electromagnetic wave travels in dielectric medium of relative permittivi

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Question
A plane electromagnetic wave travels in dielectric medium of relative permittivity 9. Relative to free space, the velocity of propagation in the dielectric is
Options
A. increased by a factor of 9
B. increased by a factor of 3
C. unchanged
D. reduced by a factor of 1/3

Correct Answer

reduced by a factor of 1/3

Explanation

A plane electromagnetic wave travels in dielectric medium of relative permittivity 9. Relative to fr

.

More questions

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Options
A. 180�
B. 0
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3. A pole zero pattern of a certain filter is shown in figure. This filter must be
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A. LPF
B. BFP
C. HPF
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A. + + + - * =
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Options
A. 1 V
B. 0.01 V
C. 1 mV
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Options
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Options
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