The group velocity of a wave with a phase velocity of 60 x 10^9 is (in 10^6 order)(a) 1.5(b) 2(c) 2.5(d) 3I had been asked this question in a national level competition.This question is from Phase and Group Velocity in portion Waveguides of Electromagnetic Theory

The group velocity of a wave with a phase velocity of 60 x 10^9 is (in

1.	The group velocity of a wave with a phase velocity of 60 x 10^9 is (in 10^6 order)(a) 1.5(b) 2(c) 2.5(d) 3I had been asked this question in a national level competition.This question is from Phase and Group Velocity in portion Waveguides of Electromagnetic Theory
Answer» RIGHT answer is (a) 1.5 The explanation: We know that the phase and the group velocities are given by Vp X Vg = c^2. On SUBSTITUTING for Vp = 60 x 10^9 and the speed of light, we GET Vg = 1.5 x 10^6 m/s.

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The group velocity of a wave with a phase velocity of 60 x 10^9 is (in 10^6 order)(a) 1.5(b) 2(c) 2.5(d) 3I had been asked this question in a national level competition.This question is from Phase and Group Velocity in portion Waveguides of Electromagnetic Theory

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