Electromagnetic Field Theory
The magnitude of the induced emf in a conductor depends upon on the

 flux density of the magnetic field.
 amount of flux cut.
 rate of change of flux linkage.
 amount of flux linkage.

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Electromagnetic Field Theory
The wave in wave guide has

Diminishing wavelength than in the free space
Larger frequency than in the free space
Group velocity inversely proportional to wavelength
Larger wavelength than in the free space

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