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1. |
The ratio between the amplitudes of two superposing waves is 3: 2.The ratio between the maximum and minimum intensities of the resultant wave will be ? |
A. | 9: 4 |
B. | 25: 1 |
C. | 13: 5 |
D. | 5: 1 |
Answer» C. 13: 5 | |