Quiz6 GGGG - Exam FORM A Name_ MULTIPLE CHOICE. Choose the...

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Exam FORM A Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A 0.663-m string is clamped at both ends. If the lowest standing wave frequency in the string is 326 Hz, what is the wave speed? A) 432 m/s B) 536 m/s C) 816 m/s D) 657 m/s 2) The sound from a truck moving at 17.00 m/s reflects from a cliff and is heard by an observer on the truck. What is the change in frequency for a wave with initial wavelength l = 0.1500 m? The speed of sound is 345 m/s in air. A) 2450 Hz B) 245 Hz C) 206 Hz D) 2281 Hz 3) Consider the waves on a vibrating guitar string and the sound waves the guitar produces in the surrounding air. The string waves and the sound waves have the same A) frequency. B) velocity. C) amplitude. D) wavelength. E) More than one of the above is true. 4) Which of the following is a FALSE statement? A) Sound waves are mechanical in nature.
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This note was uploaded on 12/13/2011 for the course PHYS 2C PHYS 2C taught by Professor Groisman during the Spring '11 term at UCSD.

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Quiz6 GGGG - Exam FORM A Name_ MULTIPLE CHOICE. Choose the...

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