...is converted into thermal or electrical energy...
...Active Photovoltaic Solar Thermal Passive A method...
...direct sunlight) Solar thermal uses the sun’s...
...low-cost, environmentally friendly thermal energy his energy...

...properties: A. High thermal resistance with no...
...glass. B. Low thermal resistance with a...
...glass. C. High thermal resistance with a...
...glass. D. High thermal resistance with an...

...example showing that thermal energy and temperature...
...transformations: kinetic to thermal, gravitational to thermal,...
...thermal, gravitational to thermal, thermal to kinetic....
...gravitational to thermal, thermal to kinetic. 5....
...21. What is thermal pollution? 22. What...
...the flow of thermal energy through a...
...device that causes thermal energy to flow...
...a refrigerator, does thermal energy flow from...
...energy entirely into thermal energy? Is it...
...given quantity of thermal energy entirely into...
...energy entirely into thermal energy? Is it...
...given quantity of thermal energy entirely into...
...ethanol-fueled automobile, bicycle, solar–thermal electric power plant,...
...using the ocean’s thermal energy without violating...
...shows up as thermal energy. Slick proposes...
...to use this thermal energy to drive...
...400 J of thermal energy. What is...
...1500 J of thermal energy while performing...
...a dam, geothermal, ocean-thermal electricity? Which of...
...J, how much thermal energy must have...
...1000 J of thermal energy going into...

...example showing that thermal energy and temperature...
...transformations: kinetic to thermal, gravitational to thermal,...
...thermal, gravitational to thermal, thermal to kinetic....
...gravitational to thermal, thermal to kinetic. 5....
...21. What is thermal pollution? 22. What...
...the flow of thermal energy through a...
...device that causes thermal energy to flow...
...a refrigerator, does thermal energy flow from...
...energy entirely into thermal energy? Is it...
...given quantity of thermal energy entirely into...
...energy entirely into thermal energy? Is it...
...given quantity of thermal energy entirely into...
...ethanol-fueled automobile, bicycle, solar–thermal electric power plant,...
...using the ocean’s thermal energy without violating...
...shows up as thermal energy. Slick proposes...
...to use this thermal energy to drive...
...400 J of thermal energy. What is...
...1500 J of thermal energy while performing...
...a dam, geothermal, ocean-thermal electricity? Which of...
...J, how much thermal energy must have...
...1000 J of thermal energy going into...

...energy. 10. Explain thermal energy from a...
...energy forms: elastic, thermal, chemical, kinetic, radiant,...
...that would produce thermal energy. 5. Your...
...energy transforms into thermal energy. 25. Give...
...kinetic energy? Its thermal energy? 29. What...

...is shown below.// Thermal Resistance Network Model://...
...node j,qij, through thermal resistance Rijq21 =...
...Heat rate, W// Thermal Resistances:R21 = 1...
...As )// Convection thermal resistance, K/W; outer...
...As )// Conduction thermal resistance, K/W; glassR43...
...As )// Convection thermal resistance, K/W; inner...
...glassk = 1.4// Thermal conductivity, W/m.K; glassTinfi...
...surface and the thermal circuit, it follows...
...surface subjected toknown thermal conditions.FIND: (a) Thermal...
...thermal conditions.FIND: (a) Thermal circuit for this...
...resistance.ANALYSIS: (a) The thermal circuitfor this situation...
...interface,o12qqq





oo1cvfsTTTTRRR





where the thermal resistances are R1h150WmK0.020mKW...
...(not transparent), the thermal circuit is shown...
...relationship(3) The IHT Thermal Resistance Network Model...
...is shown below.// Thermal Resistance NetworkModel:// The...
...node j,qij, through thermal resistance Rijq21 =...
...W; substrate side// Thermal Resistances:R21 = 1...
...filmkf = 0.025// Thermal conductivity, W/m.K; filmTo...
...substrateks = 0.05// Thermal conductivity, W/m.K; substrateTsub...
...3.5KNOWN: Thicknesses and thermal conductivities of refrigerator...
...properties.ANALYSIS: From the thermal circuit, the heat...
...to the total thermal resistance is negligible,that...
...comparable to the thermal resistance of the...
...0.2 W/mANALYSIS: The thermal circuit for this...
...(a) From the thermal circuit, the heat...
...contribution to the thermal resistance is due...
...3.5 W/mK, the thermal resistance would be...
...Value of unknown thermal conductivity, kSCHEMATIC: ASSUMPTIONS:...
...Referring to the thermal circuit, the heat...
...material with known thermal conductivity sandwiched between...
...conditions onFIND: (a) Thermal circuit representing wall...
...negligible.ANALYSIS: (a) The thermal circuit is shown...
...,iicv,icd ,oocdcv,owhere the thermal resistances arecv,iiR1/h0.0333mK/WRL/kL/0.05mK/Wcv,ooR1/h0.0100mK/WSubstituting numerical...
...difference by thetotal thermal resistance. For the...
...to its total thermal resistance (82%) is...
...(a) Expression for thermal resistance of house...
...each2.5m high).FIND: Wall thermal resistance.SCHEMATIC: ASSUMPTIONS: (1)...
...surface assumption, the thermal circuit associated with...
...determine the overall thermal resistance to heattransfer...
...(qout). Hence, the thermal energy transferred from...
...office materials.FIND: (a) Thermal circuit representing wall...
...W/mANALYSIS: (a) The thermal cirucit is shown...
...o-node. oLocvcdTTTTwhere the thermal resistances arecviR1/h1/200W/mK0.00500mK/WRL/k0.150m/1.4W/mK0.107mK/WSubstituting numerical...
...Representative dimensions and thermal conductivities for the...

...will always be thermal pollution in the...
...spontaneous departure from thermal and mechanical equilibrium....

...have a higher thermal conductivity than the...
...is a better thermal conductor than carpet....
...has much higher thermal conductivity than the...
...has a higher thermal conductivity than the...
...decrease the overall thermal conductivity of the...
...teacup is a thermal insulator. That is,...
...it is a thermal conductor of relatively...
...specific heats and thermal conductivities of paper...
...has very low thermal conductivity. It creates...
...creates an insulating thermal barrier between the...
...energy all becomes thermal energy: 1 22...
...the equation for thermal conduction, dQ dT...

...Two objects in thermal equilibrium need not...
...that are in thermal equilibrium in 19.3The...
...still be in thermal equilibrium. 19.4Thermal Expansion...
...water are in thermal equilibrium. Q19.3 The...
...is warmed. Q19.5 Thermal expansion of the...
...occurs because the thermal expansion of the...
...553 Section 19.4 Thermal Expansion of Solids...