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When an orchestra is tuning up, the first violinist plays a note at 256 Hz.
a. What is the wavelength of that sound wave if the speed of sound in the concert hall is 340 m/s?
b. What is the period of the wave?
Explain electrical conductivity of a conductor and give its S.I. unit. Write S.I. unit of magnetic flux. Is it a vector or a scalar quantity?
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Construction and working of Fabry perot interferometer
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