{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

final_review2_slides

# final_review2_slides - Deformation of solids stress =...

This preview shows pages 1–4. Sign up to view the full content.

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: Pascal’s principle 0 L ΔL Y A F h x S A F V V B P pressure in Change : P A F P gh P P 0 ? P h 0 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 0 = 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 0 m 10 8 . 9 10 1 10 1 Pa 10 1 2 3 5 5 0 0 0 h P gh P gh P P

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
12/9/2009 2 A lead sphere’s 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 0 . 1 % 01 . 0 V V Pa 10 0 . 4 ) 10 0 . 1 )( 10 0 . 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 0 T A A 0 T V V 0 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 First law: - Q : positive if the gas absorb heat energy - W is the work done on the gas.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 9

final_review2_slides - Deformation of solids stress =...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online