Thermodynamics Forum

Post thread

Threads

Undergrad What are the limitations of the Ideal Gas Law?

  • optrix
  • · Replies 2 ·
Replies
2

Undergrad Vapor density in kg/m3 in CO2 absorber

  • timvk
  • · Replies 3 ·
Replies
3

Graduate How Does the Gibbs-Helmholtz Equation Relate to Calculating Enthalpy?

  • neo2478
  • · Replies 4 ·
Replies
4

Undergrad What do the signs in the 1st Law of Thermodynamics mean?

  • mkbh_10
  • · Replies 1 ·
Replies
1

Graduate Mystery of Candle Wax: Solving the Liquid to Solid Transition

  • hooli
  • · Replies 2 ·
Replies
2

Graduate Reviewing for the FE exam, came across questionable thermo problem.

  • jasc15
  • · Replies 1 ·
Replies
1

Graduate Rapid adiabatic compression - puzzle

  • i_island0
  • · Replies 14 ·
Replies
14

Undergrad What is the relationship between Young's Modulus and temperature?

  • Tara66
  • · Replies 1 ·
Replies
1

Graduate Phase Transition: Determine Order of Transitions

  • j-lee00
  • · Replies 1 ·
Replies
1

Graduate Why Does Entropy Decrease in Adiabatic Compression?

  • enricfemi
  • · Replies 7 ·
Replies
7

Undergrad Cooldown curves, inflection points etc.

  • skywalker09
  • · Replies 11 ·
Replies
11

Undergrad Comments on thermodynamics statements.

  • manjuvenamma
  • · Replies 2 ·
Replies
2

Graduate Reversible adiabatic expansion/compression equal to zero

  • a9211l
  • · Replies 4 ·
Replies
4

Undergrad What Happens to Gas in Free Expansion?

  • yashar_g
  • · Replies 9 ·
Replies
9

How can we boil water without heating it?

  • smhaq
  • · Replies 4 ·
Replies
4

High School Adiabatic Compression Temperatures

  • Natla88
  • · Replies 3 ·
Replies
3

Graduate Temperature due to laser pulse

  • Gonzolo
  • · Replies 9 ·
Replies
9

High School Question regarding temperature

  • physics_dummy
  • · Replies 2 ·
Replies
2

Undergrad How Are Compression and Expansion Used in Thermodynamics?

  • EngNoob
  • · Replies 1 ·
Replies
1

Undergrad Calculating Energy Received by Water-Antifreeze Solution

  • johnboy11
  • · Replies 6 ·
Replies
6

Graduate Time and the 2nd law of thermodynamics

  • LTP
  • · Replies 7 ·
Replies
7

High School What Causes Metals to Conduct Heat?

  • at2341
  • · Replies 10 ·
Replies
10

Undergrad Newton's Third Law, Universe Imploding?

  • Th3Proj3ct
  • · Replies 11 ·
Replies
11

High School How Do Volume, Pressure, and Temperature Interact in a Gas?

  • tommy1
  • · Replies 2 ·
Replies
2

High School Hot gases flow better than cold gases why?

  • 5.0stang
  • · Replies 6 ·
Replies
6

Undergrad Why entropy is a state function ?

  • mkbh_10
  • · Replies 1 ·
Replies
1

Undergrad Time to reach thermodynamic equilibrum

  • blumfeld0
  • · Replies 17 ·
Replies
17

Graduate Heat Capacity and First Thermodynamic Law

  • FriedrichLuo
  • · Replies 3 ·
Replies
3

Undergrad Cu vs Al Heat Transfer Debate: Specific Heat vs Thermal Conductivity Explained

  • Steve_
  • · Replies 11 ·
Replies
11

Undergrad "Cp=Cv+R" or "Cp-Cv=R"....Whats the name of this Equation or Relation?

  • DeLiRioUsVAMP
  • · Replies 13 ·
Replies
13

Graduate Can Real Gases Have a Lower Pb/Pm Ratio Than Ideal Gases?

  • Astronauta
  • · Replies 3 ·
Replies
3

High School Unraveling the Mystery of Cooking Steak: Why Oil Matters?

  • kenewbie
  • · Replies 5 ·
Replies
5

Undergrad Explosive Force: Comparing CO2, Aerosol, & Firework

  • SPLife
  • · Replies 3 ·
Replies
3

Graduate What are the conditions of a ideal Stefan-Boltzmann gas?

  • florian
  • · Replies 5 ·
Replies
5

Graduate Can wheel locking occur with engine breaking?

  • Yoni
  • · Replies 6 ·
Replies
6

Undergrad Velocity of light and temperature of medium

  • spidey
  • · Replies 4 ·
Replies
4

Undergrad Effect of Sugar on Coffee Heat

  • isaaclimdc
  • · Replies 20 ·
Replies
20

High School Why Do Bubbles Form When Water Boils?

  • Nerv68
  • · Replies 3 ·
Replies
3

Graduate Why is the notation for partial derivatives so prevalent in thermodynamics?

  • ehrenfest
  • · Replies 3 ·
Replies
3

Graduate About a mixture of gases and the equilibrium distribution

  • luisgml_2000
  • · Replies 1 ·
Replies
1

High School Can Moving Water Freeze? - Holiday Question

  • InFiNitY1
  • · Replies 6 ·
Replies
6

Undergrad Can Time Exist at Absolute Zero?

  • Kry Havoc
  • · Replies 5 ·
Replies
5

Undergrad Energy stored in compressed air?

  • kevinv
  • · Replies 2 ·
Replies
2

Undergrad Can Destructive Interference Affect Sound, Radio, and Light Waves?

  • =BlackDog=
  • · Replies 1 ·
Replies
1

Undergrad Discovering Gas Compressibility: 8th Grade Science Fair Project

  • Mach15
  • · Replies 13 ·
Replies
13

High School Jet Engines: How Do They Move Forward?

  • makster246
  • · Replies 4 ·
Replies
4

Undergrad Solar Radiation and Nuclear Waste

  • some1tall
  • · Replies 4 ·
Replies
4

Undergrad Heating/cooling a volume of air.

  • rolinger
  • · Replies 4 ·
Replies
4

High School Is the air in a room an ideal gas?

  • bse
  • · Replies 3 ·
Replies
3

Undergrad Did Mass Have Different Units During the Scientific Revolution?

  • Chombo
  • · Replies 9 ·
Replies
9

Graduate A naive question about entropy.

  • saching
  • · Replies 5 ·
Replies
5

High School Uncovering the Mystery of Hot Glass and Light Bulbs

  • Physicsissuef
  • · Replies 9 ·
Replies
9

Undergrad String Frequencies By Temperature.

  • olive5
  • · Replies 1 ·
Replies
1

Undergrad Determine R Value of Exterior Wall - Get Help Now!

  • ghboom
  • · Replies 12 ·
Replies
12

Graduate Does Entropy Change with Constant Temperature Even If Heat Is Added?

  • Antonio2090
  • · Replies 2 ·
Replies
2

Graduate Calculating Work Out for a Sterling Engine

  • ofathens
  • · Replies 1 ·
Replies
1

Graduate Relation between Fluid mechanics and Thermodynamics

  • Prasant
  • · Replies 4 ·
Replies
4

Graduate Rate of heat loss? Speed of heat.

  • Gerenuk
  • · Replies 28 ·
Replies
28

Graduate Beattie-Bridgeman Real Gas Model

  • Chris P
  • · Replies 2 ·
Replies
2

High School If temperature is motion, why doesn't stirring water make it boil?

  • Bradley in SD
  • · Replies 14 ·
Replies
14

Undergrad How heat will transfer in fast moving bodies?

  • pawan kumar
  • · Replies 3 ·
Replies
3

Graduate Karl Popper on brownian motion and the 2. law of thermodynamics

  • LTP
  • · Replies 1 ·
Replies
1

Graduate Why are 3 states sufficient to describe a statistical ensemble?

  • blue2script
  • · Replies 3 ·
Replies
3

Undergrad Calculating Power at the Focal Point with Temperature Measurements

  • Z0rb
  • · Replies 1 ·
Replies
1

High School Why Doesn't a Windshield Shatter When a Fly Hits It at High Speed?

  • sanado
  • · Replies 3 ·
Replies
3

High School Why the black objects absorb more light and heat from the other color objects?

  • Physicsissuef
  • · Replies 27 ·
Replies
27

High School Why we can see light and not heat?

  • Physicsissuef
  • · Replies 10 ·
Replies
10

Undergrad The size of the reservoir in a barometer

  • gyshalom
  • · Replies 1 ·
Replies
1

Graduate Can absolute zero ever be achieved?

  • ffleming7
  • · Replies 37 ·
2
Replies
37

High School What is absolute body temperature?

  • Physicsissuef
  • · Replies 4 ·
Replies
4

High School What Is the Best Material for a Solar Water Heater?

  • openbahr@comc
  • · Replies 1 ·
Replies
1

Undergrad Is Work Done by Gas or Gas and Spring Both?

  • i_island0
  • · Replies 1 ·
Replies
1

Graduate Entropy and partition function

  • Euclid
  • · Replies 6 ·
Replies
6

Graduate Non equilibrium conditions and temperature

  • engineer23
  • · Replies 1 ·
Replies
1

Graduate Free Energy Diagrams: Understand Endo/Exothermic Reactions

  • lollol
  • · Replies 1 ·
Replies
1

Undergrad Can compressed air safely pressurize gasoline without causing auto-ignition?

  • charliep
  • · Replies 20 ·
Replies
20

Graduate Thermodynamic Limit: Compute & Understand Model

  • Euclid
  • · Replies 3 ·
Replies
3

Undergrad Heat Conduction in a Cube: Calculating Temperature Over Time

  • PPMC
  • · Replies 9 ·
Replies
9

Undergrad Hydraulics Question: Seeking Explanation on Self-Running Machine

  • bunion
  • · Replies 1 ·
Replies
1

High School Can I Create a Vacuum with One Inlet and Two Outlets?

  • Davidrdguez
  • · Replies 4 ·
Replies
4

Graduate Can dissipated energy be harnessed through repeated friction?

  • hammertime
  • · Replies 2 ·
Replies
2

Graduate Effective Surface Area: Calculating & Understanding

  • sadhu
  • · Replies 3 ·
Replies
3

Undergrad Why does a hot or warm ice cube tray freeze quicker than one at 33*F?

  • capnahab
  • · Replies 20 ·
Replies
20

Undergrad Wood fire in compressed air chamber?

  • magi
  • · Replies 11 ·
Replies
11

Graduate Can Supercritical Helium Create Perpetual Motion at Subzero Temperatures?

  • rohanprabhu
  • · Replies 1 ·
Replies
1

Graduate What Are the Implications of Kepler's First Law on Planetary Motion?

  • UJS
  • · Replies 3 ·
Replies
3

Undergrad Calculating Heat & Work Done in Ice to Vapour System

  • ZeroScope
  • · Replies 2 ·
Replies
2

Undergrad Finding the temperature of light bulb filament?

  • teatime
  • · Replies 2 ·
Replies
2

Graduate Tungsten Filament Emissivity Assistance requested

  • seycyrus
  • · Replies 4 ·
Replies
4

Undergrad Heating Question: Visible Light & Infra Red

  • sadhu
  • · Replies 11 ·
Replies
11

Graduate Entropy of an irreversible process

  • supermesh
  • · Replies 11 ·
Replies
11

High School Water State in Space: Liquid, Gas, or Freeze? Find out now!

  • kudoushinichi88
  • · Replies 28 ·
Replies
28

Undergrad Understanding the Cut-Off Ratio: A Physical Explanation

  • bill nye scienceguy!
  • · Replies 2 ·
Replies
2

Undergrad Creating Super Heated Steam: Igniting Paper at 300°C

  • PeteGt
  • · Replies 10 ·
Replies
10

Undergrad Is Potential Energy Destroyed When Springs Dissolve in Acid?

  • ankitpandey
  • · Replies 14 ·
Replies
14

Undergrad Testing Kelvin Planck's Second Law of Thermodynamics

  • sadhu
  • · Replies 4 ·
Replies
4

Graduate What is the solution to the absurd dilatation problem?

  • DaTario
  • · Replies 30 ·
2
Replies
30

Graduate Calculating Mean Thermal Wavelength for Relativistic Particles | Tutorial"

  • shahrzad64
  • · Replies 3 ·
Replies
3

Undergrad How Long Does It Take for an Aluminum Plate to Reach Thermal Steady State?

  • thistle
  • · Replies 6 ·
Replies
6

Undergrad Physics for Scientists & Engineers by Tipler & Mosca

  • Hypochondriac
  • · Replies 4 ·
Replies
4