Thermodynamics Forum

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Undergrad Replace solar panels by thermopiles

  • chhitiz
  • · Replies 2 ·
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2

Graduate Engineering Materials - Ramberg Osgood Parameters Help

  • junglep
  • · Replies 3 ·
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3

Undergrad Is an adiabatic process isothermal also?

  • Sunny Kumar
  • · Replies 5 ·
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5

Graduate What is the lattice enthalpy of MgCl2?

  • Sunny Kumar
  • · Replies 1 ·
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1

High School What is the meaning of degree of temperature?

  • dotancohen
  • · Replies 6 ·
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6

Undergrad First law of thermodynamics, q=w for a reversible isothermal process

  • jarman007
  • · Replies 1 ·
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1

Undergrad Conduction Through Alum. Plate

  • sdlamb100
  • · Replies 1 ·
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1

High School Colour Temperature: Light vs Heat - What's the Difference?

  • binbots
  • · Replies 3 ·
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3

Undergrad Can someone explain the pressure due to an ideal gas in a container?

  • Ethereal
  • · Replies 15 ·
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15

Undergrad Proof of F=ma from second law of Newton

  • hasanhabibul
  • · Replies 2 ·
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2

Undergrad Understanding the 2nd Law of Thermodynamics: Explanation and Examples

  • JerryClower
  • · Replies 8 ·
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8

Undergrad What is the Joule Thomson Effect and why does it matter for real gases?

  • jarman007
  • · Replies 3 ·
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3

Undergrad Separator tank pumps out the liquid so as to keep the tank level

  • petdem
  • · Replies 1 ·
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1

Undergrad How are internal energy and enthalpy related in the study of thermodynamics?

  • alias25
  • · Replies 23 ·
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23

Undergrad Time required for a liquid to change in Temp (thermo)

  • movetwice
  • · Replies 8 ·
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8

Graduate Cherenkov Radiation for lighting

  • Kracatoan
  • · Replies 1 ·
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1

High School Questions about forces Newton's Laws (first law)

  • holezch
  • · Replies 29 ·
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29

Undergrad How do heat production and rolling resistance work together?

  • benf.stokes
  • · Replies 7 ·
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7

Undergrad Why Temperature increases by increasing pressure?

  • suhagsindur
  • · Replies 11 ·
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11

High School Energy from combustion of element

  • PhDorBust
  • · Replies 1 ·
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1

Undergrad Physics/Chem: Why the sign difference in Thermodynamics?

  • ishan001
  • · Replies 1 ·
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1

High School Understanding Newton's Second Law: Force and Velocity Explained

  • jhans9878
  • · Replies 25 ·
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25

Graduate Reversibility and Entropy questions

  • naftali
  • · Replies 10 ·
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10

High School Forced evaporative cooling in high humidity conditions

  • oem_odm
  • · Replies 2 ·
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2

Accurate, Affordable Digital Thermometer?

  • ejensen6
  • · Replies 1 ·
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1

Request for a book: Chemical Thermodynamic by Peter Rock A.

  • kthouz
  • · Replies 10 ·
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10

Freeze Beer in 2 Seconds - Max's Question

  • Max_sky
  • · Replies 15 ·
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15

Undergrad Does entropy always involve heat?

  • techmologist
  • · Replies 4 ·
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4

Graduate Gravity and the Second Law of Thermodynamics

  • Broodle
  • · Replies 1 ·
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1

High School Battery Powered Nichrome Heating Element (80 Degrees)

  • ryancanulla
  • · Replies 3 ·
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3

Undergrad Temperature/Resitance Relation?

  • Berdi
  • · Replies 1 ·
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1

Undergrad Why do hot objects emit infrared light and how are photons involved?

  • likephysics
  • · Replies 16 ·
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16

Undergrad First law of thermodynamics situation

  • fluidistic
  • · Replies 4 ·
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4

Help me please to use my infrared heater the most effectively

  • Xcislav
  • · Replies 8 ·
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8

High School Is Energy Required to Freeze Water?

  • aychamo
  • · Replies 3 ·
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3

High School I don't quite get Newton's third law

  • physgirl
  • · Replies 4 ·
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4

Undergrad How about Mechanisms of Metal Cooling in a Vacuum?

  • travelalfred
  • · Replies 5 ·
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5

Graduate Stat mech-microstates and macrostates

  • Dawei
  • · Replies 1 ·
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1

High School 1 gal Milk freezes in 12 hrs thaws out in 3 days. WHY?

  • gary350
  • · Replies 41 ·
2
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41

Graduate Absolute Entropy (Statistical)

  • Master J
  • · Replies 1 ·
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1

High School Can Explosives Extinguish Fires by Removing Oxygen?

  • Chitose
  • · Replies 3 ·
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3

Graduate Does dark energy violate the second law of thermodynamics?

  • Daveman20
  • · Replies 2 ·
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2

Graduate How Does Saturation Affect Radiative Transfer in the Atmosphere?

  • stevecarson
  • · Replies 2 ·
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2

High School Which Will Cool Longer: Wiping vs Not Wiping Condensation

  • vyas.sr
  • · Replies 14 ·
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14

Undergrad Calculating thermal conductivity

  • marchithermal
  • · Replies 9 ·
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9

High School What exactly is a wheatstone bridge? What are its uses?

  • SankalpSethi
  • · Replies 3 ·
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3

High School Can I measure the Solar Constant this way?

  • SimpliciusH
  • · Replies 6 ·
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6

Graduate Maximizing Entropy vs Minimizing Gibbs Function - Why?

  • Thermodave
  • · Replies 2 ·
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2

High School Why Can't We Compress Water but Can Compress Gas?

  • Impulse2
  • · Replies 4 ·
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4

Graduate Newton's second law with linear and angular momentum

  • simbil
  • · Replies 9 ·
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9

Undergrad Why must reversible process proceed slowly?

  • daudaudaudau
  • · Replies 12 ·
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12

Undergrad Is My Energy Exchange Analysis Accurate for Evaluating My Motor?

  • nickec
  • · Replies 5 ·
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5

Undergrad Basic Monatomic Ideal Gas Speed/Temperature Relationship

  • jacksonpeeble
  • · Replies 2 ·
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2

Undergrad Why root mean square for temperature?

  • Galap
  • · Replies 2 ·
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2

Graduate Is Mylar Necessary for Preventing Heat Leak in Low Temperature Apparatus?

  • Rajini
  • · Replies 2 ·
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2

Graduate Temperature dependence of contact angle in liquids

  • aim1732
  • · Replies 1 ·
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1

Undergrad Another where did the energy go question

  • jhicklin
  • · Replies 3 ·
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3

Undergrad Questions about insulation and heat transfer

  • WraithGlade
  • · Replies 7 ·
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7

Undergrad Stephan's Law: Net Power Loss/Gain Through Radiation

  • Godwin Kessy
  • · Replies 2 ·
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2

Undergrad Why does gas have more energy than liquid?

  • Ask1122
  • · Replies 7 ·
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7

Undergrad Heat in a Vacuum: Does it Need a Medium?

  • pzona
  • · Replies 7 ·
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7

Graduate Rate of heat transfer / specific heat

  • charlotte7070
  • · Replies 2 ·
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2

High School Temperature is the measure of average kinetic energy of the molecules

  • phymatter
  • · Replies 2 ·
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2

Undergrad Where is Your Home Losing Heat? Practical Methods for Measurement

  • cesiumfrog
  • · Replies 11 ·
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11

Graduate Is there more than one definition of entropy?

  • fluidistic
  • · Replies 3 ·
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3

Undergrad Entropy: Human vs Rock, Heavy Elements & Solids

  • bbos
  • · Replies 6 ·
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6

Undergrad What Is the Resistivity of Pure Steam?

  • assume
  • · Replies 1 ·
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1

Graduate Understanding Reversible Processes: Definition, Examples, and Importance

  • phymatter
  • · Replies 1 ·
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1

High School Is change of phase always reversible?

  • trelek2
  • · Replies 3 ·
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3

Graduate Does Gravity Invalidate the Second Law of Thermodynamics?

  • SELFMADE
  • · Replies 5 ·
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5

High School Equation 2nd law thermodynamics

  • MaoIragorri
  • · Replies 3 ·
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3

Graduate Is Stefan's Law Truly Valid at All Temperatures?

  • the4thamigo_uk
  • · Replies 1 ·
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1

High School Gravity & Geothermal: Why is Earth's Core so Hot?

  • gloo
  • · Replies 3 ·
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3

Undergrad Why entropy is an extensive quantity ?

  • abcdefg10645
  • · Replies 10 ·
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10

Undergrad Firing into a industrial boiler

  • ricphysic
  • · Replies 1 ·
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1

Graduate Human in deep space in spacesuit, do they need a heater?

  • Spinnor
  • · Replies 3 ·
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3

Graduate What Is the Explosion Radius in a Worst-Case LOX and LIN Scenario?

  • Tat2diver
  • · Replies 1 ·
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1

Undergrad Entropy & Energy: Why Do Things Move Away from High PE?

  • A.I.
  • · Replies 2 ·
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2

High School Is it Possible to Convert Sound Energy into Heat Energy?

  • T.O.E Dream
  • · Replies 2 ·
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2

Graduate Newton and approach to second law

  • the4thamigo_uk
  • · Replies 5 ·
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5

Graduate Where Does the Radiated Energy Come From in a Gravitational Collision?

  • dtfroedge
  • · Replies 10 ·
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10

Graduate Weird second law of Newton for rotation

  • Mad_Eye
  • · Replies 5 ·
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5

Undergrad Is Global Warming Debunked by Thermodynamics?

  • GreenLantern
  • · Replies 11 ·
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11

High School Most effective means of moving hot air?

  • jmeeter
  • · Replies 5 ·
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5

Undergrad Calculating heat loss from open tank

  • majikman
  • · Replies 5 ·
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5

Graduate Why are probabilities distribution of thermodynamic variables tend to Gaussian?

  • dd331
  • · Replies 1 ·
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1

High School Why Objects Burn Up Upon Entering Earth's Atmosphere

  • Kronos5253
  • · Replies 19 ·
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19

Undergrad Properties of a bimetallic strip

  • alex005
  • · Replies 2 ·
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2

Graduate How do you get good at statistical physics?

  • Crosshash
  • · Replies 3 ·
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3

Undergrad What Defines an Ideal Gas and How Does It Differ from Real Gases?

  • sportsstar469
  • · Replies 4 ·
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4

Graduate Does a randomly polarized beam have higher entropy than a fully polarized beam?

  • Phrak
  • · Replies 7 ·
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7

Undergrad Heating water with a wind turbine

  • abcrepair
  • · Replies 43 ·
2
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43

Graduate Greenhouse Gas Misunderstanding?

  • Impavid
  • · Replies 1 ·
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1

Undergrad Is there any law that states something cannot have 100% efficiency?

  • DyslexicHobo
  • · Replies 9 ·
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9

Undergrad Heat equation advice for a small ice rink.

  • Stevensam2009
  • · Replies 2 ·
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2

Undergrad Can Water Reach 101°C @ 1 Atmosphere?

  • Mark617
  • · Replies 3 ·
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3

Graduate Increasing entropy vs groundstate

  • Jim Kata
  • · Replies 4 ·
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4

Undergrad Which Temperature Sensing Technique Offers the Highest Sensitivity?

  • Excom
  • · Replies 11 ·
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11

High School Help Me Find Report on Thermal Expansion & Elasticity

  • kolard99
  • · Replies 1 ·
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1

Undergrad Temperature and Compressing Water?

  • ryan albery
  • · Replies 5 ·
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5