Calculate wavelength of longitudinal wave of frequency 400 hz in a rod of material density of 5 x 10^3 kg/m^3 and young modulus 8.0x10^10 n/m^2
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calculate the velocity using the formula; v = √Y/density
and the divide it to frequency to calculate wavelength
wavelength = velocity/fequency
and the divide it to frequency to calculate wavelength
wavelength = velocity/fequency
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use v= (gamma ×r×t/m)^1/2
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