Two harmonic waves are represented in SI units by, y1 (x, t) = 0.2 sin (x − 3.0t) and y2 (x, t) = 0.2 sin (x−3.0t + ϕ). What is the expression for the sum y = y1 + y2 for ϕ =π2.

Two harmonic waves are represented in SI units by, y1 (x, t) = 0.2 sin

1.	Two harmonic waves are represented in SI units by, y1 (x, t) = 0.2 sin (x − 3.0t) and y2 (x, t) = 0.2 sin (x−3.0t + ϕ). What is the expression for the sum y = y1 + y2 for ϕ =π2.
Answer» Two harmonic waves are represented in SI units by, $y_{1} (x, t) = 0.2 s i n (x - 3.0 t)$ and $y_{2} (x, t) = 0.2 s i n (x - 3.0 t + ϕ)$ . What is the expression for the sum $y = y_{1} + y_{2} f o r ϕ = \frac{π}{2}$ .

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Two harmonic waves are represented in SI units by, y1 (x, t) = 0.2 sin (x − 3.0t) and y2 (x, t) = 0.2 sin (x−3.0t + ϕ). What is the expression for the sum y = y1 + y2 for ϕ =π2.

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