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A plane wave is represented by x=1....

A plane wave is represented by
`x=1.2 sin (3 14 t + 12.56 y)`
Where x and y are distances measured along in x and y direction in meters and t is time in seconds. This wave has

A

A wavelength of 0.25 m and travels in + ve x direction

B

A wavelength of 0.25 m and travels in + ve y direction

C

A wavelength of 0.25 m and travels in - ve y direction

D

A wavelength of 0.25 m and travels in - ve x direction

Text Solution

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The correct Answer is:
C
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