5. The superposition of two traveling waves will lways be a traveling wave. a) T

Question

5. The superposition of two traveling waves will lways be a traveling wave. a) True b) False 6. Standing waves arise due to boundaries condition imposed on the traveling direction. a) True b) False 7. An standing wave have nodes that stay in a fixed position. a) True b) False a) True b) False 9. Given the following standing wave expression 2E,sinkzcosut. Nodes are obtained when sinkr has a maximum value of 1 a) True b) False 10. Given the following standing wave expression 2Esinkrcosut. The perturbation will be zero when coswt is equal to zero. a) True b) False 11. Given the following standing wave expression 2E sinkrcosut. Antinodes are obtained when sinkr is equal to one. a) True b) False 12. It is not possible to add waves of different frequency. That is, superposition won't work. a) True b) False 13. If it were possible to add waves of similar frequency the result can not be traveling waves a) True b) False 2 of 9

Explanation / Answer

5. False ( one can always have a standing wave )

6. True

7. True

8. False

9. False

10. True

11. True

12. False

13. False

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