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Two cars move towards each other with same speed. Speed of sound is 340 m/s. If the frequency of tone of horn sounded by one car becomes 10/7 times of original when heard by other, then the speed of each car is |
| Answer» Two cars move towards each other with same speed. Speed of sound is 340 m/s. If the frequency of tone of horn sounded by one car becomes 10/7 times of original when heard by other, then the speed of each car is | |