Which of the following equations represents a wave [CBSE PMT 1994; JIP – McqOptions

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1.	Which of the following equations represents a wave [CBSE PMT 1994; JIPMER 2000]
A.	\[Y=A(\omega \,t-kx)\]
B.	\[Y=A\sin \omega \,t\]
C.	\[Y=A\cos kx\]
D.	\[Y=A\sin (at-bx+c)\]
Answer» E.

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