Physics · 2013
NEET 2013 · 5 May · Code W · Q20
A wave travelling in the +ve x -direction having displacement along y -direction as 1 m, wavelength 2 π m and frequency of 1/(π) Hz is represented by:
A wave travelling in the +ve $\displaystyle x$-direction having displacement along $\displaystyle y$-direction as $\displaystyle 1$ m, wavelength $\displaystyle 2 \pi \mathrm{~m}$ and frequency of $\displaystyle \frac{1}{\pi} \mathrm{~Hz}$ is represented by :
Official answer
(1)
$\displaystyle y=\sin (x-2 \mathrm{t})$
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NEET (UG) 2013 Physics question, with the answer from NTA’s final answer key. Where our answers come from.