Home Physics Electromagnetic Wave General Light waves travel in vacuum along the y-axi…
Physics Electromagnetic Wave General MCQ (Single Correct)

Light waves travel in vacuum along the y-axis. Which of the following may represent the wavefront ?

A
y = constant
B
x = constant
C
z = constant
D
x + y + z = constant

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Text Solution

Verified by Experts
The correct answer is:
A

As velocity of light is perpendicular to the wavefront and light is travelling is vacuum along the y-axis, therefrore, the wavefront is represented by y = constant.

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