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| 1. |
the difference between the Apparent frequency of a source of sound as perceived by the observer during its approach and recession is 2% of the frequency of the source. Is the speed of sound in air is 300 metre per second, what is the velocity of source? |
| Answer» the difference between the Apparent frequency of a source of sound as perceived by the observer during its approach and recession is 2% of the frequency of the source. Is the speed of sound in air is 300 metre per second, what is the velocity of source? | |