MCQOPTIONS
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MCQOPTIONS
| 1. |
Equation of a progressive wave is given by \[y=4\sin \left[ \pi \left( \frac{1}{5}-\frac{x}{9} \right)+\frac{\pi }{6} \right]\] Then which of the following is correct? |
| A. | v = 5cm |
| B. | \[\lambda =18cm\] |
| C. | a = 0.04 cm |
| D. | f=50Hz |
| Answer» C. a = 0.04 cm | |