group velocity in Hindi - group velocity meaning in Hindi

	1.	Besides, it's useful for defining the group velocity in a compact way.
	2.	The group velocity also turns out to be the energy transport velocity.
	3.	This means that phase-and group velocity of the waves are frequency dependent.
	4.	In the general case, the phase and group velocities may have different directions.
	5.	Slow light refers to a very low group velocity of light.
	6.	Also to the group velocity in a crystal, v _ g
	7.	In this case, the phase velocity is twice the group velocity.
	8.	The group velocity is positive, while the phase velocity is negative.
	9.	Showing that the envelope moves with the group velocity and retains its shape.
	10.	The variation of group velocity creates the mode partition noise.

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group velocity meaning in Hindi