waves

Related Questions

• Wave equations of two particles are given by ${{y}_{1}}=a\sin (\omega \,t-kx)$, ${{y}_{2}}=a\sin (kx+\omega \,t)$, then

  ---

• If fundamental frequency of closed pipe is $50 Hz$ then frequency of $2^{nd}$ overtone is

  ---

• 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

  ---

• In a medium sound travels 2 km in 3 sec and in air, it travels 3 km in 10 sec. The ratio of the wavelengths of sound in the two media is

  ---

• The following equations represent progressive transverse waves <br>${{Z}_{1}}=A\cos (\omega \,t-kx)$<br> ${{Z}_{2}}=A\cos (\omega \,t+kx)$<br> ${{Z}_{3}}=A\cos (\omega \,t+ky)$ and<br> ${{Z}_{4}}=A\cos (2\omega \,t-2ky)$.<br> A stationary wave will be formed by superposing

  ---