waves

Related Questions

• Equation of a progressive wave is given by $y=a\,\sin \pi \,\left[ \frac{t}{2}-\frac{x}{4} \right]\,,$ where t is in seconds and x is in meters. The distance through which the wave moves in 8 sec is (in meter)

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

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• Two waves having equations ${{x}_{1}}=a\sin (\omega \,t+{{\varphi }_{1}})$, ${{x}_{2}}=a\sin \,(\omega \,t+{{\varphi }_{2}})$. If in the resultant wave the frequency and amplitude remain equal to those of superimposing waves. Then phase difference between them is

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• Two closed organ pipes of length 100 cm and 101 cm 16 beats in 20 sec. When each pipe is sounded in its fundamental mode calculate the velocity of sound

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• “Stationary waves” are so called because in them

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