Physics · 2025
JEE Main · 2 April 2025, Shift 1 · Q40
A light wave is propagating with plane wave fronts of the type x+y+z= constant. The angle made by the direction of wave propagation with the x -axis…
A light wave is propagating with plane wave fronts of the type $\displaystyle x+y+z=$ constant . The angle made by the direction of wave propagation with the $\displaystyle x$-axis is :
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle \cos ^{-1}\left(\frac{1}{\sqrt{3}}\right)$
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JEE Main 2025 Physics question, with the answer from NTA’s final answer key. Where our answers come from.