Thermodynamics Forum

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B Energy transfer water > air in a greenhouse
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B Intuitive Explanation of Adiabatic Condition
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436
B Comparing energy released to the energy needed to compress a gas (game design scenario)
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B How to calculate the efficiency of a steam engine?
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B Heat pump as a heat engine that operates in reverse
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B Stirling efficiency and practice
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4
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B Does movement affect H2O freezing temperature?
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B Would isolating the Solar System prevent its heat death?
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B Adiabatic processes and temperatures
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B How the temperature of the Earth's surface affects the air pressure above it
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7
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B Cooling effect of evaporation occurs even if the surroundings are colder?
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B Why did making the recovery tank cold expedite recovery of refrigerant?
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B Static pressure inside the glass of water
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B Pressure in fluid (liquid)
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B Physically speaking, what happens in Torricelli’s experiment?
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B What actually is static pressure?
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11
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B Thermal Insulation Thickness Calculations
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8
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B Change in entropy of reversible isothermal process
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B Ideas regarding gravity and entropy
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4
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B I need help understanding the derivation of this 'Absolute Scale of Temperature'
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2
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B Putting a wet phone in rice vs. leaving it in an open space
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26
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B Efficient way to warm a concave body such as Pita bread
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B Are wind farms stealing the cooling capacity of the wind?
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B Describing the cooling of a room without any electrical or mechanical devices
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B How much heat energy can give out put by ionization gas?
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B What would happen to perception if temperatures almost reached absolute zero?
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B Home mobile air conditioning: Is this a contradiction to thermodynamics?
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30
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3K
B Opening this jar is made easier by cooling or heating?
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3K
B Energy seems to disappear when gas is compressed?
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3
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2K
B Cooling liquid in rigid container
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B Gas cylinder at constant pressure being exposed to atmosphere, how?
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B Does Avogadro's Law Account for Differences in Gas Density?
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B Conflicting definition of degree of freedom in Kinetic Theory of Gases
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B Filling a bathtub (Hot water to cold water exchange)
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6
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B Collision time interval of a gas molecule with wall of container
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6
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B Compressed R134A refrigerant as a store of energy?
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5
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B How long does it take for the liquid in a 55-gallon drum to thaw?
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19
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B Entropy change for reversible and irreversible processes
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12
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B Heat exchange after thermal equilibrium
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2
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B The collision of molecules during thermal expansion
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4
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B Understanding thermodynamic equilibrium
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3
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B The Physics of blowing a puff of air
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3
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B Question regarding Heat Transfer in Carnot Engine
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B Can High Temperature Exist in Intense Gravitational Fields?
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B Question regarding using the expression $dE_{int}$=nC_vdT$
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3
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1K
B Does gravity defy the 2nd Law?
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33
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3K
B How accurate is the definition of heat?
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15
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B How are thermodynamic laws related to one another?
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4
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B Loschmidt's paradox and free gas expansion
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5
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1K
B Question about the definition of a partial derivative
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13
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B Heat Pumps And The Peltier Effect
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6
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B Question about Thermophotovoltaics (thermal heat engine)
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17
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2K
B Simple liquid/gas law question and liquid transfer query
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9
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B What Does Svante Arrhenius' Salt Water Experiment Reveal About Entropy?
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5
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B Did Sadi Carnot's Doubts Pave the Way for Clausius's Generalization in Physics?
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13
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B Infrared Detectors & The 2nd Law of Thermodynamics
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B Thermodynamics of Resistive Heating at Low Power
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B How Does Ambient Temperature Affect Aquarium Water Temperature?
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B HFC-134a Refrigerant & 2nd Law of Thermodynamics
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B Irreversible Process to Move Gas from State 1 to State 2
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30
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B Will entropy eventually destroy even an open and efficient system?
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B Is Mean Temp in 2 phase Heat Exchangers Higher Than Logarithmic Mean?
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B Lorenz COP of a heat pump and the temperatures of the hot/cold reservoirs
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B Maxwell-Boltzmann distribution under the influence of a gravitational field
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B Can a Heat Pump and Stirling Engine Create a Perpetual Energy Cycle?
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6
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