1 what are apparent phase velocities why are they greater, Ask an Expert

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1. What are apparent phase velocities? Why are they greater than the phase velocity along the direction of propagation?

2. Discuss how the superposition of two uniform plane waves propagating at an angle to each other gives rise to a composite wave consisting of standing waves traveling bodily transverse to the standing waves.

3. What is a transverse electric wave? Discuss the reasoning behind the nomenclature TEm,0 modes.

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