Y=0.5sin6.28t-9.42x find velocity, frequency and wavelength

1.	Y=0.5sin6.28t-9.42x find velocity, frequency and wavelength
Answer» Time period T = 2π/ω = 2π / 6.28 = 1 sec// F = 1/T = 1 sec^-1// v = Aω cos (ω t + ∅) = 0.5 × 2π cos (2πt - 9.42x)// λ = V / F = 0.5 × 2π cos(2πt + ∅) //

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