The equation \[\overrightarrow{\varphi \,}(x,\,t)=\overrightarrow{j\,} – McqOptions

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1.	The equation \[\overrightarrow{\varphi \,}(x,\,t)=\overrightarrow{j\,}\sin \,\left( \frac{2\pi }{\lambda }v\,t \right)\cos \,\left( \frac{2\pi }{\lambda }x \right)\] represents [MNR 1994]
A.	Transverse progressive wave
B.	Longitudinal progressive wave
C.	Longitudinal stationary wave
D.	Transverse stationary wave
Answer» E.

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