MCQOPTIONS
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| 1. |
An organ pipe, open at both ends and another organ pipe closed at one end, will resonate with each other, if their lengths are in the ratio of |
| A. | 1:1 |
| B. | 1:4 |
| C. | 2:1 |
| D. | 1:2 |
| Answer» D. 1:2 | |