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The wavefronts of a light wave travellil...

The wavefronts of a light wave travellilng in vacuum are given by `x+y+z=c`. The angle made by the direction of propagation of light with the X-axis is

A

`0^@`

B

`45^@`

C

`90^@`

D

`cos^(-1) (1//sqrt3).`

Text Solution

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The correct Answer is:
D
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