Heat - 17-6. Phase Change: Latent Heat Phase change: Solid...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Liu UCD Phy9B 07 12 17-6. Phase Change: Latent Heat Gas Liquid Solid on Vaporizati Fusion ⎯→ Phase change: Temperature: no change
Background image of page 1

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

View Full DocumentRight Arrow Icon
Liu UCD Phy9B 07 13 Latent Heats Q=mL L -kcal/kg or J/kg heat of fusion L F ⎯→ Absorbs leases Re Solid Liquid Absorbs leases Re Liquid Gas heat of vaporization L V Latent heat
Background image of page 2
Liu UCD Phy9B 07 14 17-7. Mechanisms of Heat Transfer Heat transfer: only when there is a temperature difference Conduction: need medium Convection: need medium Radiation: No medium Heat may be transferred by more than one way at the same time On a cold day, why is a piece of metal feels much colder to the touch than a piece of wood?
Background image of page 3

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

View Full DocumentRight Arrow Icon
Liu UCD Phy9B 07 15 Conduction Molecular collision L T T kA dt dQ H C H = = k : thermal conductivity K m W K m s J = / / Conductors: Silver 406 Copper 385 Aluminum 205 Steel
Background image of page 4
Background image of page 5

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

View Full DocumentRight Arrow Icon
Background image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 6

Heat - 17-6. Phase Change: Latent Heat Phase change: Solid...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online