Hamad Waves 05/07/2020 A. Dopplers effect B. Interference of waves C. Beats phenomena D. All of these Related Mcqs: The velocity of sound is greatest in___________________?A. Water B. air C. copper D. ammonia... The velocity of sound in air would become double than its velocity at 0°C at temperature ?A. 313°C B. 586°C C. 819°C D. 1172°C... The number of beats produced per second is equal to____________________?A. the sum of the frequencies of two tuning forks B. the difference of the frequencies of two tuning forks C. the ratio of the frequencies of two tuning forks D. the frequency of either of the two tuning forks... The periodic alternation of sound between maximum and minimum loudness are called___________________?A. silence zone B. interference C. beats D. resonance... Beats are the results of____________________?A. diffraction of sound waves B. constructive and destructive interference C. polarization D. destructive interference...
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