waves

Related Questions

• If $v_m$ is the velocity of sound in moist air, $v_d$ is the velocity of sound in dry air, under identical conditions of pressure and temperature

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• A man is standing between two parallel cliffs and fires a gun. If he hears first and second echoes after 1.5 s and 3.5s respectively, the distance between the cliffs is (Velocity of sound in air = 340 m/s)

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• Two waves are given by ${{y}_{1}}=a\sin (\omega t-kx)$ and ${{y}_{2}}=a\cos (\omega \,t-kx)$. The phase difference between the two waves is

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• In the given progressive wave equation, what is the maximum velocity of particle$Y=0.5\sin (10\pi t-5x)$cm

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• Two waves of frequencies 20 Hz and 30 Hz. Travels out from a common point. The phase difference between them after 0.6 sec is

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