waves

Related Questions

• A wave represented by the given equation $Y=A\sin \left( 10\,\pi \,x+15\,\pi \,t+\frac{\pi }{3} \right)$, where $x$ is in meter and $t$ is in second. The expression represents

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• The driver of a car travelling with speed 30 metres per second towards a hill sounds a horn of frequency 600 Hz. If the velocity of sound in air is 330 metres per second, the frequency of the reflected sound as heard by the driver is

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• The speed of sound in air at a given temperature is 350 m/s. An engine blows whistle at a frequency of 1200 cps. It is approaching the observer with velocity 50 m/s. The apparent frequency in cps heard by the observer will be

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• The equation $\vec{\varphi \,}(x,\,t)=\vec{j\,}\sin \,\left( \frac{2\pi }{\lambda }v\,t \right)\cos \,\left( \frac{2\pi }{\lambda }x \right)$ represents

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• Find the frequency of minimum distance between compression & rarefaction of a wire. If the length of the wire is 1m & velocity of sound in air is 360 m/s

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