Thermodynamics Forum

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Undergrad Thermodynamics Cv = Cp + R Question
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17K
High School Understanding Newton's Third Law: The Case of Box Pushing
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Undergrad Can a nuclear reaction violate the first law of classical thermodynamics?
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Undergrad Could using bacteria DNA in humans make them resistant to radiation?
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5
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Graduate Process possible where the entropy of the universe decreases
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High School A Curious Question About Freezing
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High School Energy: What is it and Is Matter Energy?
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10
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Graduate Managed to find the humidity ratio
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4
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2K
High School Creating a Heat Engine with Everyday Instruments
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2
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2K
Undergrad Thermal Conductivity Units Conversion - Help Needed!
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2
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Undergrad Thermal Conductivity Units & Real World Applications
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2
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2K
Undergrad What Gas Is in the Container Based on Specific Heat Values?
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2
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2K
Graduate Bayesian Stat Mech reverses Entropy?
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8
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3K
Undergrad Does Silver Lining in a Beaker Minimize Heat Loss Through Radiation?
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7
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3K
Graduate Thermodynamics of protein folding
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4
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13K
High School Normal Force Between Block & Table: Free Body Diagram Explained
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4
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3K
Undergrad Temperature and Kinetic Energy
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3
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6K
High School EM Radiation Help: Speed of EM Waves & Transverse Wave Info
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High School Friction Newton's Second Law of Motion
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1
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6K
Graduate Non-Equilibrium Thermodynamics: Coupled Chemical Reactions
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1
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3K
Graduate Can Gibbs Free Energy Be Defined for Irreversible Processes?
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1
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6K
Undergrad Understanding Heat: Is it Just Kinetic Energy or Also Electromagnetic Radiation?
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12
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3K
Graduate Free energy and irreversible processes
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1
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3K
High School Why does the temperature decreases with increase in altitude
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9
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8K
Graduate Molar Heat Capacity of Monoatomic Ideal Gas in Constant Gravitational Field
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1
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Graduate Can Absolute Zero Ever Truly Be Reached?
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20
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5K
Graduate Violating Second Law of thermodynamics
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11
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4K
Graduate Need help with thermo problems
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1
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10K
Graduate Thermodynamics, gravity, entropy
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3
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5K
Graduate Differences matter and radiation
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6
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3K
Undergrad Engineering Design Physics Project
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1
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3K
Undergrad A more effiecent use of gasoline?
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5
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4K
High School Calculating Refrigerator Time for 20°C to 7°C
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9
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3K
Graduate Entropy of Quark-Gluon Plasma Eq. of State
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2
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6K
Graduate Thermo Problem: Analyzing Work Done by Gases in an Internal Combustion Engine
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3
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6K
High School What is the power output of the sun?
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7
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4K
Graduate Boltzmann's version of 2nd Law -log relationship
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2
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3K
Undergrad Understanding the Physics of Peltier Junctions
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2
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4K
Undergrad Altitude Adjustments for Pressure Cookers: Why is it Necessary?
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4
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6K
Graduate Does Entropy in 5-D dipict an Expanding or Contracting Universe?
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3K
Undergrad Photometry / radiation question
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2
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2K
Undergrad Why does the cold air fall out of the freezer when it's opened?
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6
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5K
High School Zero-ith Law of Thermodynamics
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8
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Graduate What's the boundary between micro and macro?
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11
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High School Where Does Lost Energy Go When Lifting and Lowering Objects?
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High School Melting & Boiling: Heat Energy Explained
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6
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6K
Graduate Can the Hydro-Electric Engine Truly Achieve Over 100% Efficiency?
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4K
High School Does Temperature affect the coeffecient of friction?
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10
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22K
Undergrad Is heat the only factor influencing flame color in emission spectroscopy?
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10
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Graduate People ever add d3x/dt3 to Newton's second law?
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14
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11K
Undergrad Liquefying Gas: Temperature & Compression
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4
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4K
Undergrad Effect of thickness on heat transfer/insulation
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11
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22K
Undergrad What is the origin of Boltzmann's constant?
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3
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Undergrad Basic question on Specific Heat Ratio of gases
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Undergrad Typical engineer's life problems
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4
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4K
Graduate Can Photons Exist Outside of Time and Entropy?
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Undergrad Ideal gas law constant R conversion
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13K
Graduate Does the CPT Theorem imply entropy is a T-violation in time reversal?
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Graduate Does a Hotter Air Molecule Really Rise?
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3K
High School Is wrapping a bacon sandwich in foil the best way to keep it hot?
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3
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3K
Graduate Is There a Theoretical Maximum Entropy with Negative Temperature?
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High School Compress Air to Liquid - Is it Possible?
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Graduate Temperature and spectral lines
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11
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Graduate Why doesn't gravity violate the 1st law of thermodynamic's?
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22
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7K
Graduate Newtons Third Law: Cause/Effect or Simultaneous?
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6
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4K
Undergrad Want to know about distance from Sun and temperature of Planet
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10
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18K
High School Gas Expansion: Water Changing from Liquid to Solid
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7
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High School Can Mass Be Converted to Energy and Vice Versa?
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Undergrad Solving the Ice Cube Mistery with 2nd Principle of Thermodynamics
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High School Table of specific/latent heats
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4
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6K
High School How does the potential energy of water change between 99 oC and 1 oC?
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Undergrad Temperature of a liquid and solubility of a gas
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High School Physics or Engineering: Which Path Should I Choose for College?
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1
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Undergrad Rocket Propulsion, Newton's second law
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9
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5K
Undergrad Where can I find beginner resources for studying Thermodynamics?
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4
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High School Sudden boiling of coffee in cup after heat source removed
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10
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Latent Heat of Fusion | Physics Explained
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5
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5K
Graduate Fluid dynamics, heat transfer, and anaerobic exothermic processes question
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8
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4K
High School Can the water (100 oC) gain latent heat energy from the same temperature object?
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2
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4K
Graduate Entropy and Expansion, A Puzzle?
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3K
Undergrad Rate of heat transfer and heat conductors
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3
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Graduate Optimizing Process Control: Calculating Mass Flow Rate for Natural Gas Ignitors
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Graduate Fermat's principle of least time and Kepler's second law
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6K
Undergrad What Happens at Absolute Zero and Can We Go Beyond It?
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3
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3K
Graduate Does the Logarithm Correction Resolve the Gibbs Paradox?
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3K
High School How Do You Calculate the Final Temperature of Mixed Fluids?
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2
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3K
Undergrad Understand Stefan-Boltzmann Law: Where Does the T^4 Come From?
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6
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Undergrad Latent heat and unstable system
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Undergrad Thermodynamics? Boiling point of NH3
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2
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7K
Graduate Why C (LightSpeed) Does Not Violate Thermodynamics Laws
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High School Crooke's Radiometer: How Does It Work Without Motors or Electronics?
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3
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4K
High School Temperature Hotter at Top of Bulb - Why?
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2
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2K
Undergrad Vacuum Filament Lamp Temperature Analysis
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1
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3K
Undergrad Thermal Expansitivity of Hard Wood
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15
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4K
Undergrad Entropy change of a non-perfect gas
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8
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5K
High School How do I measure surface temperature with a thermocouple on a filament bulb?
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1
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High School Aerosol Can Spray: Cooling Effects Explained
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6
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4K
High School What is the best thermometer for measuring filament surface temperature and why?
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1
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Undergrad Peltier Effect and Diodes: How Does it Work Both Ways?
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1
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Graduate Hot & Cold: Understanding the Universe
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2
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