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Progressive Waves Multiple Questions and Answers.
| 6. | A particle on the trough of a wave at any instant will come to the mean position after a time (T=time period). | ||
| A. | T/2 | ||
| B. | T/4 | ||
| C. | T | ||
| D. | 2T | ||
| 7. | A string is tied on a sonometer, second end is hanging downward through a pulley with tension T. The velocity of the transverse wave produced is proportional to? | ||
| A. | 1/√T | ||
| B. | √T | ||
| C. | T | ||
| D. | 1/T | ||
| 8. | The fundamental frequency of a sonometer wire is n. If the tension is made 3 times and length and diameter are also increased 3 times, the new frequency will be? | ||
| A. | 3n | ||
| B. | n/3√3 | ||
| C. | n/3 | ||
| D. | √3 n | ||
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