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Exam _2 11_2_06

# Exam _2 11_2_06 - PHYSICS 222 FALL 2006 EXAM#2 NOVEMBER 2...

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In this exam, assume: 1. the bulk modulus of air is 140 kPa 2. the traveling sound wave speed in air is 340 m/s 3. the index of refraction of air or vacuum is 1.00 4. the index of refraction of glass is 1.50 5. the index of refraction of water is 1.33 6. the speed of light in vacuum or air is 3.00 × 10 8 m/s Problems 31-45 are worth 2 points each. 31. In a traveling sound wave in a gas, the pressure wave is shifted by ____ wavelength with respect to the displacement wave. A. 0 B. 1/8 C. 1/4 D. 3/8 E. 1/2 32. A standing sound wave in a pipe has ___
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Exam _2 11_2_06 - PHYSICS 222 FALL 2006 EXAM#2 NOVEMBER 2...

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