Question:
The dispersion relation for certain type of waves is given by \(\omega=\sqrt{k^2+a^2}\), where k is the wave vector and a is a constant. Which one of the following sketches represents vg, the group velocity?
The dispersion relation for certain type of waves is given by \(\omega=\sqrt{k^2+a^2}\), where k is the wave vector and a is a constant. Which one of the following sketches represents vg, the group velocity?
Updated On: Oct 1, 2024
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The Correct Option is B
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The correct answer is (B) : 
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