L38 - Remember:ThisWeek CAPA assignment #13 is due today...

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Remember: This Week CAPA assignment #13 is due today evening at 10 PM, to be done on-line. Recitation 6: Rotation, Rigid Body Motion, & Harmonic Motion Read Ch. 10: Fluids. Ch. 10.1-10.10. Also fnish Ch. 9.1-9.4. Ch. 11: Vibrations and Waves. Ch. 11.1-11.4, 11.7, 11.11-11.13. L38 F 4/16/10 1 Physics 2010
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L38 F 4/16/10 Physics 2010 2 Fluids Density: ρ = M / V kg / m 3 H 2 O = 10 3 kg / m 3 air = 1.29 kg / m 3 Pressure: P = F / A Pa = N / m 2 1 bar = 10 5 Pa 1 atm 14.7 psi P = gh P OUT = P IN F OUT = A OUT A IN F IN Pascal’s Principle F buoy = m fluid g = fluid Vg Archimedes’ Principle The buoyant force equals the weight of the ±uid displaced. mechanical advantage
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L38 F 4/16/10 Physics 2010 3 A helium-flled balloon oF volume V can carry a total mass M (M includes the mass oF the rubber balloon but not the mass oF the Helium inside). What is the correct expression For the buoyant Force ± B on the balloon? B) ρ helium V g C) Mg D) ( ρ air ρ helium ) V g -- weight of the displaced air.
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This note was uploaded on 08/24/2010 for the course PHYS 2010 taught by Professor Dubson during the Spring '06 term at Colorado.

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L38 - Remember:ThisWeek CAPA assignment #13 is due today...

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