Question

What is Phase Change with Time?

Answer

Phase Change with Time - If a particle at a distance x from origin has phase ɸ₁ at t₁ and ɸ₂ at t₂. Then, ɸ₁ (ωt₁ - kx) and ɸ₂ = (ωt₂ - kx) ∴ ɸ₁ - ɸ₂ = ω(t₁ - t₂) So, phase difference, ∆ɸ = 2π/T × Time difference (∆t)