Fewpal
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in Physics by (29.7k points)

In the figure given here, a displacement-distance graph for a wave is shown. The wave velocity is 320 m/s. Find 

(a) Wavelength 

(b) Frequency 

(c) Amplitude

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1 Answer

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(a) Wavelength, λ = Distance between two consecutive crests = 0.4 m 

(b) Frequency, f = velocity / wavelength = 320 /0.4 = 800 Hz 

(c) Amplitude = During wave propagation, the maximum displacement of particles in a medium from mean position = 2 cm

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