9th sum

Asked by lovemaan5500 | 7th Jan, 2019, 07:40: AM

Expert Answer:

Give f= 50 Hz 
So ω = 2πf = 100π
Amplitude A = 0.5cm
Wavelength λ = v/f = 330/50 = 6.6 m = 66cm
Angular wavelength k = 2π/λ =2π/66
Putting the values in ideal eqaution of wave we get
y = 0.5 sin 2π(50t -- x over 66)

Answered by Ankit K | 7th Jan, 2019, 03:48: PM

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