Thermodynamics Forum

Post thread
Graduate Phase Transition: Determine Order of Transitions
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Why Does Entropy Decrease in Adiabatic Compression?
  • · Replies 7 ·
Replies
7
Views
21K
Undergrad Cooldown curves, inflection points etc.
  • · Replies 11 ·
Replies
11
Views
7K
Undergrad Comments on thermodynamics statements.
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Reversible adiabatic expansion/compression equal to zero
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad What Happens to Gas in Free Expansion?
  • · Replies 9 ·
Replies
9
Views
5K
How can we boil water without heating it?
  • · Replies 4 ·
Replies
4
Views
8K
High School Adiabatic Compression Temperatures
  • · Replies 3 ·
Replies
3
Views
40K
Graduate Temperature due to laser pulse
  • · Replies 9 ·
Replies
9
Views
7K
High School Question regarding temperature
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad How Are Compression and Expansion Used in Thermodynamics?
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Calculating Energy Received by Water-Antifreeze Solution
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Time and the 2nd law of thermodynamics
  • · Replies 7 ·
Replies
7
Views
3K
High School What Causes Metals to Conduct Heat?
  • · Replies 10 ·
Replies
10
Views
12K
Undergrad Newton's Third Law, Universe Imploding?
  • · Replies 11 ·
Replies
11
Views
7K
High School How Do Volume, Pressure, and Temperature Interact in a Gas?
  • · Replies 2 ·
Replies
2
Views
4K
High School Hot gases flow better than cold gases why?
  • · Replies 6 ·
Replies
6
Views
10K
Undergrad Why entropy is a state function ?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Time to reach thermodynamic equilibrum
  • · Replies 17 ·
Replies
17
Views
6K
Graduate Heat Capacity and First Thermodynamic Law
  • · Replies 3 ·
Replies
3
Views
8K
Undergrad Cu vs Al Heat Transfer Debate: Specific Heat vs Thermal Conductivity Explained
  • · Replies 11 ·
Replies
11
Views
8K
Undergrad "Cp=Cv+R" or "Cp-Cv=R"....Whats the name of this Equation or Relation?
  • · Replies 13 ·
Replies
13
Views
4K
Graduate Can Real Gases Have a Lower Pb/Pm Ratio Than Ideal Gases?
  • · Replies 3 ·
Replies
3
Views
3K
High School Unraveling the Mystery of Cooking Steak: Why Oil Matters?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Explosive Force: Comparing CO2, Aerosol, & Firework
  • · Replies 3 ·
Replies
3
Views
11K
Graduate What are the conditions of a ideal Stefan-Boltzmann gas?
  • · Replies 5 ·
Replies
5
Views
4K
Graduate Can wheel locking occur with engine breaking?
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Velocity of light and temperature of medium
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Effect of Sugar on Coffee Heat
  • · Replies 20 ·
Replies
20
Views
15K
High School Why Do Bubbles Form When Water Boils?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Why is the notation for partial derivatives so prevalent in thermodynamics?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate About a mixture of gases and the equilibrium distribution
  • · Replies 1 ·
Replies
1
Views
3K
High School Can Moving Water Freeze? - Holiday Question
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Can Time Exist at Absolute Zero?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Energy stored in compressed air?
  • · Replies 2 ·
Replies
2
Views
10K
Undergrad Can Destructive Interference Affect Sound, Radio, and Light Waves?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Discovering Gas Compressibility: 8th Grade Science Fair Project
  • · Replies 13 ·
Replies
13
Views
10K
High School Jet Engines: How Do They Move Forward?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Solar Radiation and Nuclear Waste
  • · Replies 4 ·
Replies
4
Views
7K
Undergrad Heating/cooling a volume of air.
  • · Replies 4 ·
Replies
4
Views
18K
High School Is the air in a room an ideal gas?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Did Mass Have Different Units During the Scientific Revolution?
  • · Replies 9 ·
Replies
9
Views
3K
Graduate A naive question about entropy.
  • · Replies 5 ·
Replies
5
Views
3K
High School Uncovering the Mystery of Hot Glass and Light Bulbs
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad String Frequencies By Temperature.
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Determine R Value of Exterior Wall - Get Help Now!
  • · Replies 12 ·
Replies
12
Views
12K
Graduate Does Entropy Change with Constant Temperature Even If Heat Is Added?
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Calculating Work Out for a Sterling Engine
  • · Replies 1 ·
Replies
1
Views
6K
Graduate Relation between Fluid mechanics and Thermodynamics
  • · Replies 4 ·
Replies
4
Views
15K
Graduate Rate of heat loss? Speed of heat.
  • · Replies 28 ·
Replies
28
Views
15K
Graduate Beattie-Bridgeman Real Gas Model
  • · Replies 2 ·
Replies
2
Views
11K
High School If temperature is motion, why doesn't stirring water make it boil?
  • · Replies 14 ·
Replies
14
Views
14K
Undergrad How heat will transfer in fast moving bodies?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Karl Popper on brownian motion and the 2. law of thermodynamics
  • · Replies 1 ·
Replies
1
Views
6K
Graduate Why are 3 states sufficient to describe a statistical ensemble?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Calculating Power at the Focal Point with Temperature Measurements
  • · Replies 1 ·
Replies
1
Views
3K
High School Why Doesn't a Windshield Shatter When a Fly Hits It at High Speed?
  • · Replies 3 ·
Replies
3
Views
4K
High School Why the black objects absorb more light and heat from the other color objects?
  • · Replies 27 ·
Replies
27
Views
77K
High School Why we can see light and not heat?
  • · Replies 10 ·
Replies
10
Views
6K
Undergrad The size of the reservoir in a barometer
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Can absolute zero ever be achieved?
  • · Replies 37 ·
2
Replies
37
Views
21K
High School What is absolute body temperature?
  • · Replies 4 ·
Replies
4
Views
7K
High School What Is the Best Material for a Solar Water Heater?
  • · Replies 1 ·
Replies
1
Views
7K
Undergrad Is Work Done by Gas or Gas and Spring Both?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Entropy and partition function
  • · Replies 6 ·
Replies
6
Views
10K
Graduate Non equilibrium conditions and temperature
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Free Energy Diagrams: Understand Endo/Exothermic Reactions
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Can compressed air safely pressurize gasoline without causing auto-ignition?
  • · Replies 20 ·
Replies
20
Views
15K
Graduate Thermodynamic Limit: Compute & Understand Model
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Heat Conduction in a Cube: Calculating Temperature Over Time
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Hydraulics Question: Seeking Explanation on Self-Running Machine
  • · Replies 1 ·
Replies
1
Views
4K
High School Can I Create a Vacuum with One Inlet and Two Outlets?
  • · Replies 4 ·
Replies
4
Views
6K
Graduate Can dissipated energy be harnessed through repeated friction?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Effective Surface Area: Calculating & Understanding
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why does a hot or warm ice cube tray freeze quicker than one at 33*F?
  • · Replies 20 ·
Replies
20
Views
8K
Undergrad Wood fire in compressed air chamber?
  • · Replies 11 ·
Replies
11
Views
5K
Graduate Can Supercritical Helium Create Perpetual Motion at Subzero Temperatures?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate What Are the Implications of Kepler's First Law on Planetary Motion?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Calculating Heat & Work Done in Ice to Vapour System
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Finding the temperature of light bulb filament?
  • · Replies 2 ·
Replies
2
Views
12K
Graduate Tungsten Filament Emissivity Assistance requested
  • · Replies 4 ·
Replies
4
Views
8K
Undergrad Heating Question: Visible Light & Infra Red
  • · Replies 11 ·
Replies
11
Views
4K
Graduate Entropy of an irreversible process
  • · Replies 11 ·
Replies
11
Views
20K
High School Water State in Space: Liquid, Gas, or Freeze? Find out now!
  • · Replies 28 ·
Replies
28
Views
7K
Undergrad Understanding the Cut-Off Ratio: A Physical Explanation
  • · Replies 2 ·
Replies
2
Views
6K
Undergrad Creating Super Heated Steam: Igniting Paper at 300°C
  • · Replies 10 ·
Replies
10
Views
6K
Undergrad Is Potential Energy Destroyed When Springs Dissolve in Acid?
  • · Replies 14 ·
Replies
14
Views
4K
Undergrad Testing Kelvin Planck's Second Law of Thermodynamics
  • · Replies 4 ·
Replies
4
Views
5K
Graduate What is the solution to the absurd dilatation problem?
  • · Replies 30 ·
2
Replies
30
Views
6K
Graduate Calculating Mean Thermal Wavelength for Relativistic Particles | Tutorial"
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad How Long Does It Take for an Aluminum Plate to Reach Thermal Steady State?
  • · Replies 6 ·
Replies
6
Views
5K
Undergrad Physics for Scientists & Engineers by Tipler & Mosca
  • · Replies 4 ·
Replies
4
Views
17K
Undergrad Oxidizing gas to cheat a fuel-cell based breathalyzer?
  • · Replies 3 ·
Replies
3
Views
5K
Graduate Overcome Entropy: Understanding Mixing & Separation of Gases
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Energy Distribution of EM Radiation ~ One Photon
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Relation between entropy and pressure at constant temperature
  • · Replies 7 ·
Replies
7
Views
25K
Graduate Entropy change of an irreversible process
  • · Replies 2 ·
Replies
2
Views
11K
Graduate Boltzmann distribution vs. Distribution of energy
  • · Replies 4 ·
Replies
4
Views
7K
Undergrad Conservation of Angular Momentum from Newton's third law
  • · Replies 5 ·
Replies
5
Views
4K
Graduate Temperature Change for N Gas in 5L Bulb in Space
  • · Replies 25 ·
Replies
25
Views
4K