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Undergrad If enough heat is applied to an object, will it reach escape speed?

  • Remon
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Undergrad Using Fluid mechanics to rate power output of an engine.

  • siegelaaron94
  • · Replies 6 ·
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6

Undergrad What is the Surface Area of a 60W Incandescent Bulb Filament?

  • elegysix
  • · Replies 14 ·
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14

Undergrad Shaken, then opened, soda fizzing?

  • dpd-7
  • · Replies 1 ·
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1

Graduate Solve Mystery of qrev & ΔS for Reversible Heat Gain

  • Big-Daddy
  • · Replies 13 ·
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Graduate Osmosis and entropy/free energy and mixing.

  • LogicX
  • · Replies 10 ·
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10

Graduate Notational question, d vs. delta when denoting an infintesimal change

  • saminator910
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Undergrad Contradiction in laws of thermodynamics

  • apurvmj
  • · Replies 6 ·
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6

Undergrad Internal energy of a substance.

  • shenjie
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3

Graduate Does the Adiabatic Gas Equation Apply to Liquid Compression at High Pressures?

  • bootsnbraces
  • · Replies 3 ·
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Graduate Can a Solid Reach Equilibrium Below the Triple Point?

  • member 392791
  • · Replies 2 ·
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Graduate Damped Electric Oscillator: Blackbody Radiation & Energy Conservation

  • sayebms
  • · Replies 6 ·
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6

Graduate Engine thermal efficiency and Volume ratios

  • sandpants
  • · Replies 5 ·
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5

Undergrad Solving the Mystery of Vacuum in a Cylinder with a Piston

  • bootsnbraces
  • · Replies 4 ·
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4

Undergrad Combining thermal conductivity

  • HalcyonicBlues
  • · Replies 4 ·
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4

Undergrad Thermodynamics problem, nonsense

  • inf3st
  • · Replies 3 ·
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3

Undergrad Total multiplicity is product of individual multiplicities?

  • mishima
  • · Replies 4 ·
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4

Undergrad Albedo shouldn't change the temperature

  • DrDress
  • · Replies 2 ·
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2

Undergrad Question about exothermic/endothermic reactions

  • Alexmer
  • · Replies 4 ·
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4

Undergrad Gas, vapor, clouds any difference?

  • Doug1943
  • · Replies 11 ·
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11

Graduate Question about information change as gas expands and contracts

  • absolutenoob
  • · Replies 15 ·
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15

Graduate Concentric Tube Heat Exchanger - Clarification on Energy Balance

  • dweeegs
  • · Replies 2 ·
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2

Graduate Prandtl number of a g/l mixture (Ethane at phase transition)

  • Juvenalis
  • · Replies 6 ·
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Undergrad Heat Exchanger Metric Formulas

  • Oneso
  • · Replies 1 ·
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1

Graduate What Are Oscillations and Standing Waves in Black-Body Radiation?

  • embphysics
  • · Replies 3 ·
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3

Undergrad Understanding Entropy: Order vs Disorder

  • danihel
  • · Replies 5 ·
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5

Graduate Relating Helmholtz & Gibbs Free Energy: F=G-PdV+VdP

  • iScience
  • · Replies 2 ·
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Graduate Fractals- complex but having minimal entropy?

  • bcrelling
  • · Replies 7 ·
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7

High School Constant Volume Gas thermometer

  • LukeeVassallo
  • · Replies 2 ·
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Undergrad Searle's experiment for measuring the thermal conductivity of copper

  • BOAS
  • · Replies 2 ·
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Graduate Can Heavy Metals and High-Speed Electrons Explain X-ray Production?

  • startanew
  • · Replies 3 ·
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Graduate Joule Expansion: Cooling Effects & Kinetic Energy

  • Donkeyking
  • · Replies 4 ·
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Undergrad Calculating compressed air expansion when heated

  • mellotango
  • · Replies 2 ·
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High School Heat in Atmosphere: Why are Mountains Nearer to Sun?

  • Hepic
  • · Replies 10 ·
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10

Graduate Questions about the derivation of the gibbs entropy

  • V0ODO0CH1LD
  • · Replies 3 ·
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High School Why fire doesn't burn back to gas tank (stove and welding)

  • lemd
  • · Replies 5 ·
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5

Undergrad Minimizing melted ice in my home-made iced coffee

  • brightsideben
  • · Replies 8 ·
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8

High School Why Hot Water in Smaller Quantities is Less Painful

  • threy
  • · Replies 1 ·
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Undergrad Polytropic Process for an Ideal Gas

  • LunaFly
  • · Replies 3 ·
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3

Graduate Does Electric Field Heat Up Conductors? Investigating Dipoles & Heat

  • tolove
  • · Replies 15 ·
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15

Undergrad Question about the practical benefits of heat pumps

  • Low-Q
  • · Replies 24 ·
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24

Graduate Understanding entropy generation

  • Urmi Roy
  • · Replies 1 ·
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Graduate Heat equation on a half line: Techniques for Solving and Verifying Solutions

  • jollage
  • · Replies 5 ·
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Graduate Reversible cycles and entropy generation

  • Urmi Roy
  • · Replies 3 ·
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Graduate Does the Ground State of a Bose Gas Have Zero Entropy?

  • Ang Han Wei
  • · Replies 1 ·
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High School Convection ; good conductor & bad conductor difference?

  • dreamLord
  • · Replies 10 ·
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Graduate Enthalpy vs Helmholtz: Understanding the Difference

  • iScience
  • · Replies 11 ·
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11

Graduate Gibbs Free Energy: Work in H-TS Explained

  • iScience
  • · Replies 1 ·
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Graduate Proof for the 2. Law of thermodynamics ?

  • Abstractness
  • · Replies 15 ·
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15

Graduate How Does Potential Energy Affect the Internal Energy of Real Gases?

  • themanonthemo
  • · Replies 1 ·
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Undergrad Thermodynamics: internal energy

  • iScience
  • · Replies 1 ·
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Graduate Direction of vibration of molecule with respect to transfer of heat

  • shivakumar06
  • · Replies 1 ·
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Graduate Thermal Diffusivity in practice

  • mynode
  • · Replies 1 ·
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Graduate [Thermodynamics] How big and heavy do steam turbines need to be?

  • FireStorm000
  • · Replies 8 ·
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Graduate Thermodynamics counterintuitive problem

  • jaumzaum
  • · Replies 9 ·
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Graduate Temperature around a bubble of air in water

  • Gh778
  • · Replies 9 ·
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9

Graduate Understanding Fick's Second Law: Concentration Changes Over Time

  • member 392791
  • · Replies 1 ·
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Graduate Heat capacities and negative temperature

  • Einj
  • · Replies 6 ·
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6

High School First post here, so much to learn - About Heat & Power

  • SirReal63
  • · Replies 17 ·
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Graduate Pressure distribution of ideal gas under non-uniform temperature

  • Margalit
  • · Replies 1 ·
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Graduate Reversible and Irreversible reactions

  • sgstudent
  • · Replies 6 ·
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High School Understanding Entropy: What is it?

  • ls1datson
  • · Replies 2 ·
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Graduate Equipartition Theorem and Number of Modes

  • Opus_723
  • · Replies 5 ·
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Graduate Why Does Collagen Binding to Bone Increase Entropy?

  • ohshiznit422
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Undergrad What is temperature and why is it a fundamental quantity?

  • Avichal
  • · Replies 24 ·
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Undergrad Why does melting and boiling occur at a specific temperature?

  • sgstudent
  • · Replies 26 ·
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Undergrad Question on thermionic emission

  • goran d
  • · Replies 1 ·
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Graduate Change in Internal Energy of an Isobaric Process

  • jeff.berhow
  • · Replies 5 ·
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Graduate Definition of Entropy for Irreversible Processes

  • Hummel
  • · Replies 5 ·
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5

High School Can Cheese Evaporate? Temperature and Chemical Compounds Explained

  • Zamot40
  • · Replies 7 ·
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Graduate Adiabatic Expansion: Constant pressure and temperature

  • Hpatps1
  • · Replies 4 ·
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Graduate I have a little question, holistic yes, but possibly interesting

  • FieldvForce
  • · Replies 10 ·
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10

High School What is the significance of Gibbs Free energy change in chemical reactions?

  • sgstudent
  • · Replies 15 ·
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15

High School Latent heat in water vapor below boiling

  • ceilidhdad
  • · Replies 1 ·
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High School Why does temperature remain constant during melting/boiling?

  • sgstudent
  • · Replies 8 ·
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8

Graduate Mystery where propulsion originates

  • Jedi_Sawyer
  • · Replies 20 ·
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20

High School Matter vs Radiation: What's the Difference?

  • jishitha
  • · Replies 2 ·
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Graduate Temperature dependence of Lennard-Jones potential

  • Päällikkö
  • · Replies 2 ·
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Graduate Is the Arrow of Time Driven by Probability and Entropy?

  • keepit
  • · Replies 16 ·
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Graduate Small numbers, large numbers, and very large numbers

  • VantagePoint72
  • · Replies 7 ·
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7

Graduate Heat of Reaction: Why is dN not Included?

  • timntimn
  • · Replies 20 ·
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20

High School Newton's second law is so intuitively obvious

  • SlowProgress
  • · Replies 74 ·
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Undergrad Why doesn't a barometer with vacuum get crushed by the atmosphere?

  • tarekatpf
  • · Replies 32 ·
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Graduate Gas Law Q&A: Pressure & Volume Changes w/ Decreasing T & n

  • sgstudent
  • · Replies 22 ·
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High School Specific heat/capacity, which cools faster?

  • syntotic
  • · Replies 7 ·
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7

Undergrad My new video on Thermodynamics and the end of the Universe.

  • Eugene381
  • · Replies 5 ·
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5

Graduate Average Energy and the Equipartition Theorem

  • Plane Wave
  • · Replies 5 ·
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5

Undergrad Orange flame and blue flame: what causes the difference? metal vapors?

  • pa5tabear
  • · Replies 6 ·
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6

Graduate Understanding Entropy and Free Falling Objects in a Vacuum System

  • kimpantip
  • · Replies 5 ·
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Graduate Lee's Disc experiment for Thermal Conductivities

  • dreamLord
  • · Replies 5 ·
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5

Graduate Extrinsic thermodynamic variable confusion

  • BruceW
  • · Replies 3 ·
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3

Undergrad Is 1 degree K/C equivalent at all temperatures?

  • Urshilikai
  • · Replies 25 ·
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25

Graduate The way heat is transferred from one object to another

  • Crazymechanic
  • · Replies 16 ·
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16

Undergrad Calculating Gibbs Free Energy w/o Standard Entropy

  • bg93
  • · Replies 4 ·
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4

Graduate Equation p(h): Explained and Derived From Boltzmann's Law

  • yeveat
  • · Replies 5 ·
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Undergrad Do Physicists and Engineers Define Ideal Gas Differently?

  • Chestermiller
  • · Replies 6 ·
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Undergrad Temperature gradient of air in a very large volume

  • Willber Force
  • · Replies 25 ·
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Undergrad Determining heat loss and required insulation

  • Scratchy
  • · Replies 6 ·
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6

Graduate Statistical thermodynamics- ideal gases mixture (Reif 3.6)

  • sergiopinilla
  • · Replies 1 ·
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Graduate Meaning of Sommerfeld radiation conditions

  • EmilyRuck
  • · Replies 9 ·
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9