HW 36 - Morby, Grant Homework 36 Due: May 3 2006, noon...

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Unformatted text preview: Morby, Grant Homework 36 Due: May 3 2006, noon Inst: Drummond 1 This print-out should have 7 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. The due time is Central time. 001 (part 1 of 3) 10 points A solid metal rod of length L is hit on one end with a small hammer. It resonates at a frequency f . The amplitude of the oscillation along the bar is shown qualitatively below. L For the mode illustrated. 1. The speed of the wave is unchanged if L increases. 2. The speed of the wave is decreases if L increases. 3. The speed of the wave is increases if L increases. correct Explanation: 002 (part 2 of 3) 10 points 1. The frequency of that mode will decreases if L increases. correct 2. The frequency of that mode will increases if L increases. 3. The frequency of that mode is unchanged if L increases. Explanation: 003 (part 3 of 3) 10 points 1. The harmonic number of the mode show is 2....
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This note was uploaded on 03/02/2009 for the course PHY 58235 taught by Professor Kleinman during the Spring '09 term at University of Texas at Austin.

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HW 36 - Morby, Grant Homework 36 Due: May 3 2006, noon...

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