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Y-1-Asin-6x-10t-Y-2-Asin-3x-9t-Show-that-the-medium-is-dispersive-If-this-two-waves-superpose-obtain-both-the-phase-velocity-and-group-velocity-of-a-combine-disturbance-




Question Number 4634 by sanusihammed last updated on 16/Feb/16
Y^1  = Asin(6x − 10t)    Y^2  = Asin(3x − 9t)    Show that the medium is dispersive. If this two waves    superpose obtain both the phase velocity and group velocity   of a combine disturbance.
$${Y}^{\mathrm{1}} \:=\:{Asin}\left(\mathrm{6}{x}\:−\:\mathrm{10}{t}\right) \\ $$$$ \\ $$$${Y}^{\mathrm{2}} \:=\:{Asin}\left(\mathrm{3}{x}\:−\:\mathrm{9}{t}\right) \\ $$$$ \\ $$$${Show}\:{that}\:{the}\:{medium}\:{is}\:{dispersive}.\:{If}\:{this}\:{two}\:{waves}\:\: \\ $$$${superpose}\:{obtain}\:{both}\:{the}\:{phase}\:{velocity}\:{and}\:{group}\:{velocity}\: \\ $$$${of}\:{a}\:{combine}\:{disturbance}. \\ $$
Commented by Yozzii last updated on 17/Feb/16
Physics/Engineering?
$${Physics}/{Engineering}? \\ $$
Commented by sanusihammed last updated on 17/Feb/16
yes
$${yes} \\ $$

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