A progressive wave equation is given as: y=0.5sin(10πt−5x), where x and y are 𝑖𝑛 cm and t is in second. The maximum velocity (incm/s) of the particle is xπ. Find x.
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Solution
Given, equation of progressive wave y=0.5sin(10πt−5x)
Equation of wave is y=Asin(ωt−kx)
Comparing both the equations we get, ω=10π and k=5
The maximum velocity of the particle V=Aω=5πcm/s
Final answer: (5)