This preview shows pages 1–4. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
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 fV i ) Work done by a gas : No volume change, no work If pressure is not constant, use PV diagram to calculate work...
View
Full
Document
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.
 Spring '08
 pralle
 Physics

Click to edit the document details