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| 1. |
A whistle of frequency 500Hz tied to the endnof string of length 1.2m revolves at 40m/s. A listener standing large distsnce away in the plane of rotatiorotation of whistle hears frequency of what range |
| Answer» A whistle of frequency 500Hz tied to the endnof string of length 1.2m revolves at 40m/s. A listener standing large distsnce away in the plane of rotatiorotation of whistle hears frequency of what range | |