final_review2_slides

final_review2_slides - 12/9/2009 1 Deformation of solids-...

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Unformatted text preview: 12/9/2009 1 Deformation of solids- stress = elastic modulus x strain- Tensile, shear, and bulk deformations Pressure: , unit: Pa = N/m 2 Variation of pressure with depth: Pascals principle L L Y A F h x S A F V V B P pressure in Change : P A F P gh P P ? P h P 2 2 A F P 1 1 A F Approximately how deep under the surface of a lake would the pressure be double that at the surface? atm. pressure P = 1 10 5 Pa water density = 1x10 3 kg/m 3 (1) 1 m (2) 10 m (3) 100 m (4) 1000 m gh P P m 10 8 . 9 10 1 10 1 Pa 10 1 2 3 5 5 h P gh P gh P P 12/9/2009 2 A lead spheres volume shrinks by 0.01% due to a pressure change P. The change in pressure P is (Lead has a bulk modulus of 4.0x10 10 Pa.) (1) 4.0x10 6 Pa (2) 4.0x10 8 Pa (3)-4.0x10 6 Pa (4)-4.0x10 8 Pa V V B P 4 10 . 1 % 01 . V V Pa 10 . 4 ) 10 . 1 )( 10 . 4 ( 6 4 10 P V V B P Zeroth law and temperature; conversion between different temperature scales Thermal expansion: Linear, area, and volume expansion Ideal gas law: Internal energy of monatomic ideal gas: T L L T A A T V V Kelvins) in be must ( T nRT PV nRT U 2 3 Kelvins) in be must ( T 12/9/2009 3 Constant pressure:- Work done on a gas : ( V=V f-V i )- Work done by a gas :- No volume change, no work If pressure is not constant, use PV diagram to calculate work...
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This note was uploaded on 01/02/2010 for the course PHY 101 taught by Professor Pralle during the Spring '08 term at SUNY Buffalo.

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final_review2_slides - 12/9/2009 1 Deformation of solids-...

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