Thermodynamics Forum

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Undergrad This gas work violates 2nd law of thermodynamics?
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Undergrad Estimate thickness of an object based on radiative heat flux decay curve
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High School Why did making the recovery tank cold expedite recovery of refrigerant?
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Behavior of heat addition in a compressible flow
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High School Calculating vacuum -- These numbers do not make sense
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High School Generating Energy from Molecular Motion
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High School Too much energy -- thought experiment
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High School Static pressure inside the glass of water
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High School Pressure in fluid (liquid)
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High School Physically speaking, what happens in Torricelli’s experiment?
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Undergrad Feynman's Brownian Ratchet analysis
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Undergrad Interseasonal heat storage / sand battery insulation?
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Undergrad Is there a way to calculate how rocket exhaust gas spreads out in empty space after leaving the rocket?
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High School What actually is static pressure?
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High School I have a question about energy & ignoring friction losses
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Graduate I'm trying to follow the proof given in Box 5.3 of MCP (Thorne/Blandford)
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Undergrad Modelling Liquid Hydrogen Boil-Off Rate
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High School Mean Free Path And Ball Bearings In A Box
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Undergrad Generate heat conduction curves at different time steps
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Undergrad Why does reversibility require equilibrium?
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High School Thermal Insulation Thickness Calculations
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High School I have a question regarding temperature and the kinetic energy of molecules
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High School Change in entropy of reversible isothermal process
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Undergrad Interesting Thermodynamics Problem deleted in PhysicsStackExchange
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Undergrad Nuclear power plant vs coal power plant efficiency
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Undergrad Trying to wrap my head around gas turbine thermodynamics
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High School Ideas regarding gravity and entropy
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Undergrad How do emissivity and absorptivity affect thermal imaging results?"
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High School I need help understanding the derivation of this 'Absolute Scale of Temperature'
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High School Putting a wet phone in rice vs. leaving it in an open space
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High School Efficient way to warm a concave body such as Pita bread
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High School Are wind farms stealing the cooling capacity of the wind?
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High School Describing the cooling of a room without any electrical or mechanical devices
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Undergrad Effects of altitude on liquid CO2 utilization
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Undergrad How does BTU convert to heat in degrees in a greenhouse?
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Undergrad How much power does it take to heat up air?
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Undergrad Heat Conductivity with Aluminum Foil
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Graduate What is the heat capacity of water in meta-stable equilibrium?
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Undergrad Work done in cycle of a refrigerator (in Heat and Thermodynamics by Zemansky)
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Undergrad Pressure delta 1.0 bar: 0.0 to 1.0 vs 1.0 to 2.0
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Undergrad Measurement of heat as an interval measurement or a ratio measurement
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Undergrad Calculation of temperature changes (heating a cube in a microwave oven)
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Undergrad Area under the curve of a temperature-time graph -> energy?
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Undergrad Would aluminium foil increase copper tubing insulation?
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Graduate Tension (and Frequency) with Change in Temperature
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High School How much heat energy can give out put by ionization gas?
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Graduate Work done during adiabatic expansion on piston
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Undergrad Simulating a 2-Phase Water System: Tips and Resources for Dynamic Simulation
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Undergrad Questions about my Understanding of Thermodynamics and Statistical Mechanics
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Undergrad Adiabatic cooling in this process involving liquid ammonia
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High School Where the extra energy comes from?
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Undergrad H2O/gold solution will not boil
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Graduate Time needed to freeze an insulated pipe
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Graduate Proof of thermodynamic stability condition
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High School Temperature of container, temperature of contents
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High School What would happen to perception if temperatures almost reached absolute zero?
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Undergrad Can Buoyancy Exchange Occur in a Gravity-Fed Closed Hydraulic System?
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Undergrad State equations for a thermodynamic substance/system
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Graduate Question about F.Reif page 66 (thermal interaction of systems)
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High School Is it possible to boil water by stirring it?
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Undergrad Question about the Zeroth law of thermodynamics and Equlibrium
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Undergrad Application of the first law of thermodynamics
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Undergrad Why is estimation of ##\frac{Pv}{RT}=1+BP+CP^2+...## interesting?
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Undergrad Graphical difference between adiabatic and isothermal processes.
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Undergrad Where are the limits being taken in these thermodynamics equations?
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Undergrad How to measure average thermal conductivity of a metallic material?
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Undergrad Why Use Constant Volume for This Adiabatic Equation?
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Undergrad Thermodynamic temperature scale and Carnot cycle
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Undergrad Kinetic equation of gases: time between collisions instead of time of colission?
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Graduate History - Evolution of ideas in the field of thermodynamics (statistics in mechanical and gas dynamics)
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Undergrad Statistical ensemble in phase space
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Graduate Clear night sky radiative cooling -- How to optimize?
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Undergrad How to understand experiment to measure heat capacity of solid?
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Undergrad Equilibrium between objects at different temperatures?
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High School Applying Bernoulli's equation to problems involving a perfect gas
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Spec'ing the power of heater for an atypical heat exchanger problem
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Undergrad Pressure: Sealed bottle physics
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Graduate Adiabatic compression of piston and finding the velocity ratio of gas
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Undergrad Work in hydrostatic system in cylinder with piston: P_int or P_ext?
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Undergrad Is it accurate to say work is motion against an opposing force?
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Undergrad Empirical temperature scales using different thermometers
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Undergrad Constant length metallic wire as a thermometer, using tension?
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Undergrad How Does Temperature Affect Wire Tension at Constant Length?
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Undergrad How to use cold air mass flow to support supermarket cooling?
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Graduate Why is the concept of cycles overlooked in causation models?
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High School Does Microwave Energy Transfer Depend on Contents Inside?
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Undergrad Sign convention on work done to a closed system containing gas
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Undergrad Irreversible adiabatic processes & entropy change (clarification needed)
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Undergrad How much energy (in Joules) is stored in a standard 12g CO2 cartridge?
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Undergrad Enthalpy change in a flow process
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High School Why a mug handle gets very hot when microwaved
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Undergrad The effects of absolute zero temperature
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Graduate Can Hamson-Linde cycle liquidize N2?
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Undergrad Time for a cold volume of air to reach a higher air temperature
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High School Home mobile air conditioning: Is this a contradiction to thermodynamics?
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Undergrad Balloon experiment - Classical Physics vs. Statistical Physics
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Undergrad Mass, Energy and a compressed spring
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High School Gas diffusion rates for methane into a vacuum versus into nitrogen
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Undergrad Obtaining this form for molar energy under virial expansion (Callen)
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Undergrad Equilibrium constant change with stoichiometric doubling (Callen)?
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