Two sinusoidal waves of the same frequency travel in the same direction along a string. If `A_(1) =m 3.0 cm, A_(2) = 4.0 cm, phi_(1) = 0`, and `phi_(2

Question

Two sinusoidal waves of the same frequency travel in the same direction along a string. If `A_(1) =m 3.0 cm, A_(2) = 4.0 cm, phi_(1) = 0`, and `phi_(2

Two sinusoidal waves of the same frequency travel in the same direction along a string. If `A_(1) =m 3.0 cm, A_(2) = 4.0 cm, phi_(1) = 0`, and `phi_(2) = pi//2 rad`, what is the amplitude of the resultant wave ?

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Resultant amplitude `= sqrt(3^(2) + 4^(2) + 2 xx 3 xx 4 xx cos 90^(@)) = 5 cm`.

4 views Answered 2023-02-05 15:29