Wave has simple harmonic motion whose period is 4 seconds while another wave which also possesses si

Question

Wave has simple harmonic motion whose period is 4 seconds while another wave which also possesses simple harmonic motion has its period 3 seconds. If both are combined, then the resultant wave will have the period equal to\

Professor PC Thomas Classes · Answer

(c) : Beats are produced. Frequency of beats will be $\frac{1}{3}-\frac{1}{4}=\frac{1}{12} \cdot$ per second\ Hence time period $=12 \mathrm{~s}$\