Thermodynamics Forum

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Undergrad Sudden change in thermodynamic system.
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High School Isothermal means constant temperture process
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Graduate How Can I Accurately Determine Pressure at Vena Contracta to Prevent Cavitation?
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Undergrad Heat Removal from Ice: How Much Energy?
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Graduate Ideal gas in the microcanonical ensemble - a subtle point?
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Graduate How is the 2nd law of thermodynamics related to the uncertainty principle?
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High School What is absolute reference pressure and absolute reference temperature
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Undergrad How Can I Calculate the Outside Temperature of a Heated Pipe?
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Undergrad Heat dissipation - nylon vs steel
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Undergrad Aerogel wallpaper versus air-pocketed wallpaper
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Graduate Hertzian Dipole Antenna Radiation : The Whole Story
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Graduate Derivation of the Boltzmann Distribution
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Undergrad EMFs, Battery & Resistor: Heat, Work & Energy Loss
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High School Alternative Cooling: Use Energy to Lose Energy?
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Graduate Reversible, equilibrium and quasi-static
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Graduate Gravity vs. Entropy: Examining Formation of a Star & 2nd Law of Thermodynamics
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Undergrad Soundvelocity dependence on temperature?
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Undergrad Unravelling the Mystery of Free Energy
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Undergrad Erenkov radiation: Why is it possible?
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High School How does Newton's third law apply to objects falling at different rates?
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Graduate Thermodynamics of wire calculation
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Undergrad Heat from radiation, why high v doesn't heat stuff?
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Graduate Calculation of temperature drop after a pressure release
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Undergrad Convert Units for Thermodynamics Calculations?
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Graduate How Does the Entropy Change During Adiabatic Mixing of Two Gases?
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Graduate Deriving Entropy Formula: Thermo Solution
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Undergrad Why Do Treadmill Calorie Counters Vary with Speed?
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Undergrad Horsepower in relation to cfm, engine displacement, and a few others
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Graduate Thermocouple-Heat pump-Power plant?
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Graduate Calculate Latent Heat: L = (S_after - S_before)T
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Graduate Using Constant-Volume Specific Heat for Calculating Change of Internal Energy?
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Graduate Entropy of blackbody radiation
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Undergrad Heat, fire, pressure - things i don't understand
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Undergrad Heating compressed air to provide lift
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Graduate Uncovering the Mystery of Gravitational Entropy in Earth Science
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High School What is heat transfer coefficient
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Undergrad [thermodynamics] simple question + view of temperature?
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High School Wind Chill Factor: Definition, Measurement & Impact
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High School Why do batteries loose omph when it gets cold?
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Undergrad [Thermodynamics] Doubt about the relation between internal and external work
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Undergrad Calculate Air Temperature During Compression - TurboFast
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Undergrad Change of entropy in a resistor
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Graduate Can Intelligence Defy Entropy in a Closed System?
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Undergrad Energy is neother created nor lost? How about E=mc^2
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Undergrad What is the Efficiency of a Carnot Refrigerator?
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Graduate Something > Carnot efficiency ? WTF?
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Undergrad A practical question about thermodynamics
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High School Energy req'd to compress a gas?
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High School In the universe, without a heat source does it take energy to cool?
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Undergrad Energy consumed to create force
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Graduate Cannot Concentrate Blackbody Radiation
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Graduate Net Radiation b/w Two Spheres: 1069.3 Watts
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Undergrad What Causes Heat Transfer? Understanding the Forces Behind Thermal Equilibrium
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Undergrad Entropy Changes in Reversible Engines: Is the Total Change Always Zero?
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Graduate Does the 2nd law of thermodynamics need to be postulated?
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Graduate 2nd Law of Thermodynamics question
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Undergrad Here is a Theoretical Question I have been pondering
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Undergrad Compressed gas and heat transfer
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Undergrad Heat Transfer black-body cube Problem
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Undergrad How much energy to heat a room, and heat pump efficiency?
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Graduate Is a radiation heat pump possible
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Graduate Max Entropy: Second Law of Thermodynamics & Its Effects
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Undergrad Applying a heat-resistant mark to ceramic
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Graduate Harmonic oscillator in a heat bath
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Graduate Newton's Second Law and Inertial Frames Of Refence
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Undergrad What is the significance of high-speed gas particles in Earth's atmosphere?
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Undergrad How Do Scientists Measure Extreme Temperatures in Various Environments?
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Graduate Entropic degradation of the earth
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High School Debunking the Tire PSI Debate: Ground vs. Lifted Weight Impact
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High School What Are the Causes of Global Warming and Its Impact on Our Air Supply?
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High School Can Extreme Cold Cause Burns Similar to Heat?
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Undergrad Clarification About Waste Heat
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Undergrad Amount of Energy Required to Cool the Intake Air
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Undergrad Pulling or pushing a piston slowly - Heat transferred?
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Undergrad Saturated Steam Tables - General Question
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Undergrad Why do you feel warmer in a dark T shirt on a hot day than a white T shirt?
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Graduate Equivalence of Boltzmann and Clausius entropy
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Undergrad Heat energy transmitted from Lightbulbs
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Undergrad Pitch of Organ Pipes: Room Temp Effects
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High School Does Adding Bubble Bath Affect Water Temperature?
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Oil Heater, Humididy, Heating Cold Air
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Graduate Absolute Entropy in an isolated gas
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Graduate Arrow of Time? I don't understand.
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High School Calculating temperature change
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High School Why does beer freeze when opened in hot temperatures?
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Undergrad Understanding He Closed Cycle Cryos and Vibration Damping
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Graduate Heat equation with const. heat source
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Undergrad Can Non-Metallic Triggers Be Used in Sodium Acetate Heat Packs?
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Undergrad Home Made Pool Heater: Calculate Heating Time & Coal Use
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Graduate Model for Sudden Decompression of Ideal Gas in Box
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Graduate Dissipation due to heat conduction
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Undergrad Question about change in entropy of a compound
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Undergrad Internal and thermal energy vs Temp?
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Undergrad Preserving Snow from January to June: The Science & Tactics
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High School What Is Inertia and How Does It Influence Motion?
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Undergrad Understanding Entropy: Molar Entropy of Helium vs Argon
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Graduate What is the Error in My Derivation of the Dry Adiabatic Lapse Rate?
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Graduate Understanding Entropy: Micro vs. Macro States of a Cracked Egg
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Undergrad Unpacking the Meaning of Specific Heat Capacity in Base Units
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Graduate Heat Pump Powered Steam Engine
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