Thermodynamics Forum

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High School Large Ice Mold (taming the beast)

  • jeffulot42
  • · Replies 5 ·
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5

Graduate Heat transfer coefficient of water and air with tank problem

  • Unibond81
  • · Replies 2 ·
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2

High School Isochoric Processes: What's the Story?

  • accidentprone
  • · Replies 6 ·
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6

Undergrad Examples of isothermal processes in everyday life

  • saunderson
  • · Replies 3 ·
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3

High School Solar Panel Efficiency: Temperature Effect

  • mcodesmart
  • · Replies 4 ·
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4

Undergrad Best Heat Absorbing Material for an Underground Heat Sink

  • JoeCal
  • · Replies 1 ·
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1

Undergrad Understanding Energy Equations: Mass, Gravity & Velocity

  • jaredogden
  • · Replies 1 ·
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1

Graduate Evolution of Configurational Entropy

  • BigBugBuzz
  • · Replies 2 ·
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2

Undergrad Calculating Sun Temperature from Tank Heat Absorption

  • Bassalisk
  • · Replies 7 ·
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7

Undergrad Super heating water in a microwave oven

  • rollcast
  • · Replies 2 ·
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2

High School What Is the Constant in Boyle's Law and Combined Gas Law?

  • Mattmiles
  • · Replies 1 ·
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1

Undergrad Calculating the amount of emitted heat

  • Eagle9
  • · Replies 6 ·
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6

Undergrad How Does Temperature Affect Dissolved Gas in Beer?

  • mtc1973
  • · Replies 7 ·
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7

Should I turn off my upstairs air conditioning during peak hours to save energy?

  • dkmcd55
  • · Replies 3 ·
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3

Undergrad Help with basic thermodynamics equation (feel like I'm missing something)

  • ssolitare
  • · Replies 1 ·
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1

Undergrad How much more energy does it take to melt circular glass that is half the size?

  • rdolin
  • · Replies 3 ·
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3

Graduate Preacceleration in radiation reaction solutions

  • zlasner
  • · Replies 2 ·
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2

Undergrad How do we determine the convection coefficient for extended surfaces or fins?

  • no183
  • · Replies 1 ·
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1

Graduate How can the differential equation for a sphere in a room be solved?

  • atta_bo-y
  • · Replies 6 ·
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6

Graduate Equation of Heat: Meaning of ζ

  • ssky
  • · Replies 4 ·
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4

Undergrad The amplitude of EM radiation

  • Disconnected
  • · Replies 16 ·
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16

Undergrad Understanding Correlation between Temperature & CO2

  • Howlin
  • · Replies 6 ·
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6

Undergrad Is Newton's second law somewhat arbitrary

  • himanshu2004@
  • · Replies 15 ·
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15

Undergrad Steam vs water at the same temperature

  • daveed
  • · Replies 17 ·
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17

Graduate Recirculating Fluid Turbine: A Thermodynamic Challenge

  • paul turbine
  • · Replies 19 ·
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19

Graduate Understanding the first law of thermodynamics in a particular situation

  • fluidistic
  • · Replies 25 ·
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25

Undergrad Effect of Pressure on Heating (not boiling) water

  • TandemDrip
  • · Replies 1 ·
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1

Graduate Heat Pump Thermodynamics Question

  • mcomputing
  • · Replies 5 ·
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5

Graduate Non-ionizing radiation & biological effects

  • Maximise24
  • · Replies 2 ·
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2

Graduate What is the derivation of Fourier's Law of Conduction?

  • Bassalisk
  • · Replies 8 ·
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8

Graduate What is the Issue with Extensive Properties of Entropy?

  • Vectorcrust
  • · Replies 5 ·
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5

Undergrad Thermodynamics: Open or Closed System

  • AndjpANDJ
  • · Replies 10 ·
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10

High School Melting Point: How Heat Changes Liquids to Solids

  • sam013024
  • · Replies 10 ·
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10

Undergrad Newton's third law not universal?

  • jobsism
  • · Replies 1 ·
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1

Graduate Understanding P-V Diagrams: Work Done and Heat Input in a Closed Loop Process

  • quietrain
  • · Replies 3 ·
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3

Undergrad Calculating Heat Loss from Room with Refrigerator and Heater

  • oliverjames
  • · Replies 3 ·
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3

Graduate Heat Transfer from Solid Shaft to Bearing

  • Michael Lim
  • · Replies 2 ·
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2

High School What happens when ice is added to water at different temperatures?

  • kamalholly
  • · Replies 1 ·
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1

Undergrad Does the expansion of air affect the overall volume increase of a glass stopper?

  • zorro
  • · Replies 4 ·
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4

Undergrad Gamma Radiation: How Does It Pass Through & Damage the Body?

  • daisey
  • · Replies 15 ·
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15

Graduate Hydrogen atom at finitine temperature

  • Gavroy
  • · Replies 3 ·
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3

Graduate Partition function calculation

  • weiss_tal
  • · Replies 2 ·
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2

Undergrad Why does gas expand without temperature increase or external force?

  • batballbat
  • · Replies 3 ·
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3

Undergrad Why Half life radiation is constant

  • brainyman89
  • · Replies 66 ·
3
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66

Graduate Does Figure C Show A Constant Temperature Profile for Plane Wall Heat Transfer?

  • no183
  • · Replies 5 ·
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5

Undergrad The Science Behind Ice Skating: Debunking the Myth of Pressure and Melting Point

  • yileili3
  • · Replies 4 ·
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4

Undergrad Blackbody effect hypothetical question

  • Badmouton
  • · Replies 3 ·
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3

Graduate Air Properties for higher temperature.

  • mrhrahat
  • · Replies 2 ·
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2

Undergrad How to tell how fast temerature changes.

  • avolaster
  • · Replies 2 ·
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2

Undergrad Newton's second law and rounding a corner

  • tpsstar
  • · Replies 2 ·
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2

Undergrad What do the subscripts in thermodynamic steam tables mean?

  • AriAstronomer
  • · Replies 2 ·
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2

Undergrad Is the 1st Law of Thermodynamics different for engineers and physicists?

  • eliassiguenza
  • · Replies 17 ·
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17

Graduate Charge Sphere Radiation & E Field: Griffiths Explained

  • cragar
  • · Replies 3 ·
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3

Undergrad Charles' law and absolute zero

  • joeyjo100
  • · Replies 2 ·
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2

Graduate Classical Ideal Gas: Pathria's Insight on Non-Interacting Particles

  • rbwang1225
  • · Replies 5 ·
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5

High School Heat treatment of steel and the effect on it's hardness

  • mrfoxy
  • · Replies 3 ·
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3

High School Temperature loss - is it correct?

  • rammer
  • · Replies 2 ·
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2

Graduate Enropy paradox ? or , tell me why?

  • Alireza_M
  • · Replies 20 ·
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20

Graduate Explaining Photon Entropy: G=<E>-TS+pV

  • blueyellow
  • · Replies 1 ·
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1

Undergrad Kiln Building Q&A: Choosing the Right Element for 1500°C Heat

  • mayarefugee
  • · Replies 1 ·
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1

Undergrad Uncovering the Mechanics of Thrust in a Turbojet Engine

  • tsimon
  • · Replies 2 ·
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2

High School Start car engine with dry cell

  • jessetan1978
  • · Replies 1 ·
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1

Undergrad Why don't we heat homes using air conditioners?

  • Jocko Homo
  • · Replies 72 ·
3
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72

Graduate Coarse Graining and the Second Law of Thermodynamics

  • Fraser
  • · Replies 1 ·
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1

Undergrad Will Two Thermometers in Water at 50 Celsius Have the Same Temperature?

  • Science Proff
  • · Replies 1 ·
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1

Graduate Solving Isothermal Problem: Pressure vs. Volume

  • sahil_time
  • · Replies 15 ·
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15

Undergrad What is so magical about the melting and boiling points?

  • Pranav Jha
  • · Replies 17 ·
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17

Graduate Gibbs free energy partial derivative

  • spaghetti3451
  • · Replies 2 ·
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2

Undergrad Entropy of a contained ideal gas mixture

  • Airsteve0
  • · Replies 2 ·
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2

High School Temperature and thermal equilibrium

  • spaghetti3451
  • · Replies 1 ·
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1

Undergrad Calculating Heat Loss in a Home Heating System

  • marmulak
  • · Replies 3 ·
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3

Graduate Statistical definition of entropy

  • rbwang1225
  • · Replies 1 ·
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1

Graduate Understanding Quasi-Static Process: Work and Temperature Changes

  • spaghetti3451
  • · Replies 3 ·
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3

Graduate Enthelpy change at constant volume?

  • shuuchuu
  • · Replies 3 ·
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3

Delhi Shower: Black or White Paint?

  • Jabordnick
  • · Replies 2 ·
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2

Graduate Solve Entropy vs Quality Problem

  • sd_barry
  • · Replies 8 ·
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8

Undergrad Does entropy contradict the Big Bang theory?

  • Jonnyb42
  • · Replies 7 ·
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7

Graduate Flow work and the first law of thermodynamics

  • Rasmus10
  • · Replies 4 ·
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4

Graduate Derivative of the partition function Help

  • vuser88
  • · Replies 2 ·
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2

High School Water Restrictor in Radiator Hose: Cool Down or Heat Up?

  • vector22
  • · Replies 4 ·
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4

High School Does Unit Consistency Affect Calculations in the E = mcΔT Formula?

  • jevillan
  • · Replies 1 ·
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1

Graduate Explanation of why there can't be dipole gravitational radiation

  • Jonathan Thornburg -- remove -animal to reply
  • · Replies 3 ·
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3

Graduate Relation between entropy, order and structures

  • benjayk
  • · Replies 7 ·
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7

Graduate Help with Basic Concepts in Thermodynamics

  • spartan711
  • · Replies 3 ·
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3

Undergrad Carnot's cycle and a-like cycles

  • Bassalisk
  • · Replies 2 ·
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2

High School Understanding Stefan's Law for Students in Class 11

  • Ayushi
  • · Replies 5 ·
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5

Graduate Isothermal Compressibility always positive proof

  • skateboarding
  • · Replies 4 ·
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4

Graduate One can choose isothermal coordinates

  • lavinia
  • · Replies 11 ·
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11

Undergrad Entropy Change Associated with Work

  • Ali Asadullah
  • · Replies 2 ·
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2

Undergrad Relative humidity at negative temperature

  • astro2cosmos
  • · Replies 3 ·
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3

Graduate What Causes High Heat Loss in Space?

  • puhlonker
  • · Replies 8 ·
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8

Graduate Boltzmann Constant in definition of entropy

  • Curl
  • · Replies 3 ·
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3

Undergrad Definition of a reversible process

  • spaghetti3451
  • · Replies 9 ·
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9

Undergrad Heat production from low wear friction - efficiency

  • jon c
  • · Replies 5 ·
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5

High School Heat from friction - the theory

  • jon c
  • · Replies 3 ·
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3

Graduate Understanding the Role of Fundamental Temperature in Thermodynamics

  • Gear300
  • · Replies 7 ·
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7

High School Estimating Car Engine Temp. with Load: A Simplified Approach

  • Zver
  • · Replies 3 ·
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3

Undergrad Can a Wired System Achieve 100% Efficiency?

  • Yetaphow
  • · Replies 10 ·
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10

Undergrad Internally Reversible and Isothermal Processes

  • Ali Asadullah
  • · Replies 3 ·
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3

Graduate Does the Carnot heat engine law apply to an internal combustion engine?

  • smokingwheels
  • · Replies 21 ·
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21