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Graduate Why Can Energy and Volume Changes Be Considered Separately in Thermodynamics?

  • aaaa202
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Graduate How could you improve waste heat recovery systems in cars coolants.

  • tabish
  • · Replies 1 ·
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1

Graduate Thermal mass, building shell air volume, and heat losses over time

  • dansphere
  • · Replies 1 ·
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1

Undergrad Change in temprature is zero. what about change in internal energy?

  • vkash
  • · Replies 4 ·
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4

Graduate Does the total entropy of the universe remain constant?

  • robheus
  • · Replies 16 ·
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16

Graduate Gas liquid contact in stripping column

  • RAfAEL_SP
  • · Replies 2 ·
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2

Undergrad Calculating Heat Loss vs Distance - Hi Guys

  • x-X-x
  • · Replies 6 ·
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6

Undergrad Calculating the coefficent of volume expansion of liquid?

  • Pinchie81
  • · Replies 3 ·
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3

Graduate What's Left to Discover in Chemical and Thermal Physics?

  • absurdist
  • · Replies 2 ·
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2

Undergrad Enthelpy and Heat State Functions

  • chem1234
  • · Replies 1 ·
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1

Undergrad Thermodynamics - Internal Energy in Isochoric and Isobaric Processes

  • tanooj
  • · Replies 2 ·
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2

Graduate Reversibility, adiabatic-ness, quasi-static

  • PatF
  • · Replies 1 ·
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1

Undergrad Calculating Gas Density at Altitude: Simple Equation for Terminal Velocity

  • MegaMan64
  • · Replies 1 ·
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1

Graduate Question about entropy=0 in an irreversible process

  • Ruko15
  • · Replies 1 ·
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1

Undergrad The need of Newtons first law of dynamics

  • geniusno.198
  • · Replies 19 ·
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19

Undergrad Thermo Help for Exam: Textbook Examples & Problems

  • PhysicsGod
  • · Replies 1 ·
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1

High School Why Do Some People Freeze Their Weights Before Exercising?

  • curio7
  • · Replies 17 ·
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17

Graduate Time constant for gas to reach equipartion equilibrium

  • Calvadosser
  • · Replies 2 ·
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2

Undergrad Is the kinetic theory of gases applicable to a one-atom gas?

  • johann1301
  • · Replies 4 ·
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4

Graduate Discover the Power of Advanced Entropy: Your Guide to Mastering the Concept

  • capricouns
  • · Replies 1 ·
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1

Graduate Solving Enthaply by other ways?

  • fubear
  • · Replies 3 ·
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3

Undergrad Why Does External Pressure Not Affect Work Done on Compressed Gas?

  • aaaa202
  • · Replies 14 ·
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14

Graduate How does the size of a system affect its access to new states with added heat?

  • mmmcheechy
  • · Replies 20 ·
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20

Graduate Understanding Thermodynamics: Minimum Gibbs Potential and Maxwell's Relation

  • matematikuvol
  • · Replies 11 ·
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11

Graduate Doubt as to application of Wien's displacement law

  • zetag
  • · Replies 1 ·
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1

High School Newton's Third Law: Unpacking the Mystery

  • Kurokari
  • · Replies 7 ·
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7

Graduate How much steam is needed to open a relief valve using the ideal gas law?

  • bionic6manuel
  • · Replies 3 ·
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3

Graduate Legendre Transforms: U=U(S,V) vs U(V,P)

  • matematikuvol
  • · Replies 2 ·
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2

High School Evaporation of Liquids: 3 Questions Explained

  • IJC7
  • · Replies 7 ·
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7

High School The workings of a Stirling engine

  • magicacid
  • · Replies 4 ·
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4

Undergrad Why Carnot's engine needs 4 cycles instead of only 2

  • sangsang
  • · Replies 7 ·
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7

Graduate What would happen when a jet travelling at Mach 10 experiences engine failure

  • NinHursag
  • · Replies 2 ·
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2

Graduate Radiation Pressure: Proving Magnetic Field Reflection on Perfect Conductor

  • megaflop
  • · Replies 5 ·
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5

Graduate Steam Table Issues: Convert m3/hr to kg/hr @14.5 barg, 1150 deg C

  • clobag89
  • · Replies 8 ·
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8

Undergrad Combustion: where does the heat come from?

  • ExNihilo
  • · Replies 4 ·
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4

Undergrad Thermal conductivity value of (.17-.20)W/m.K

  • pityocamptes
  • · Replies 2 ·
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Undergrad Confusion regarding Newton's Third Law of Motion

  • jysim
  • · Replies 10 ·
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10

Graduate Temperature defined in terms of entropy and energy

  • jd12345
  • · Replies 4 ·
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4

High School Isochoric Compression Explained

  • Gavroy
  • · Replies 3 ·
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3

High School Can You Use a Car Heater to Heat Your Home?

  • hammo
  • · Replies 3 ·
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3

Undergrad Does an object lose thermal energy due to gravity alone

  • curiouschris
  • · Replies 10 ·
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10

Graduate Proof LaGrangian: Prove Ideal Gas Eqn w/ T, P, n, V, R

  • georg gill
  • · Replies 1 ·
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1

Graduate Radius of ice melted by heat from a point.

  • B.E.M
  • · Replies 9 ·
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9

Undergrad Why Does Balloon Volume Decrease with Liquid Nitrogen?

  • TheLil'Turkey
  • · Replies 3 ·
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3

Graduate Solving for Temperature in a Heat Dissipation Box

  • MisterCharly
  • · Replies 3 ·
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3

Undergrad Heating a 7 cm long copper wire of cross sectional diameter .75mm

  • dr.ankit
  • · Replies 7 ·
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7

Graduate Why did entropy decrease after the big bang?

  • pointlesslife
  • · Replies 3 ·
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3

Undergrad Help I need to find out whether activation energy can be calculated this way ?

  • himynameis
  • · Replies 1 ·
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1

Undergrad What is the process called of heating alloys to High temperature for strength

  • pezzer30
  • · Replies 6 ·
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6

Graduate Question about the arrow of time?

  • phy_freak
  • · Replies 6 ·
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6

Undergrad Hi there So i have a q from the realms of thermodynamics , should be

  • squareroot
  • · Replies 2 ·
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2

Graduate How Much Heat Must Be Removed in an Adiabatic Compressor Process?

  • suertempila
  • · Replies 1 ·
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1

Graduate Understanding the Thermodynamics of Compressing and Throttling Fluids

  • ISX
  • · Replies 15 ·
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15

Graduate Can Altitude Hypothesis Challenge the Second Law of Thermodynamics?

  • striphe
  • · Replies 137 ·
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High School Using a fan and space heater to warm up a room

  • Niteonites
  • · Replies 9 ·
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9

Graduate Justification of generalisation from reversible processes to all procesess

  • tom26
  • · Replies 4 ·
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4

High School The Relationship Between Temperature and Pressure of an Ideal Gas

  • factfinder
  • · Replies 3 ·
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3

High School How maximum and minimum thermometers work?

  • Fabio Naia
  • · Replies 2 ·
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2

Graduate Why Do Heat Capacities Use Derivatives of Entropy in Their Formulas?

  • dapias09
  • · Replies 5 ·
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5

Undergrad Friction and Newton's Third Law

  • Zoolog
  • · Replies 6 ·
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6

Undergrad How is temperature defined for solids?

  • kjamha
  • · Replies 10 ·
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10

Graduate Sources for resistivity of W depending on temperature

  • Zoroaster
  • · Replies 2 ·
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2

Graduate Thinking about one directional nature of time

  • Kholdstare
  • · Replies 5 ·
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5

Graduate Equation of temperature increase by shock wave

  • ada_ada_2002
  • · Replies 10 ·
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10

Graduate Thought experiment regarding artificial gravity (Newton's third law in space)

  • psyhprog
  • · Replies 2 ·
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2

Undergrad First and second laws of thermodynamics

  • ugalpha
  • · Replies 5 ·
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5

Undergrad Does order increase or decrease?

  • phy_freak
  • · Replies 2 ·
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2

Graduate Clarification regarding Cherenkov radiation

  • vhbelvadi
  • · Replies 1 ·
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1

Undergrad Understanding Brayton Cycle Temperatures: Finding Outlet Flow Rate"

  • grolschey
  • · Replies 1 ·
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1

Undergrad Macroscopic kinetic energy, temperature, and light

  • Lightspeed5
  • · Replies 2 ·
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2

Undergrad Unraveling the Mystery Behind Energy Equations

  • Inertigratus
  • · Replies 2 ·
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2

Graduate Does steam rising in an insulated tube lose thermal energy

  • curiouschris
  • · Replies 4 ·
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4

Graduate Thermal expansion of an interference fit

  • pardoeje
  • · Replies 1 ·
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1

Undergrad Radiation How radiation affects different configurations of a clothes horse

  • gwood311
  • · Replies 3 ·
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3

Undergrad Collision KE converted to heat

  • aaaa202
  • · Replies 1 ·
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1

High School Can Electricity Replace Heat to Make Hot Air Rise?

  • zboy
  • · Replies 1 ·
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1

Graduate S = k ln W : ln : From Both Multiplicity and Integral ?

  • Point Conception
  • · Replies 1 ·
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1

Undergrad Newtons first law should not be termed an expression of inertia

  • johann1301
  • · Replies 7 ·
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7

Undergrad Mastering Heat Capacity Equations for Accurate Temperature Control

  • kokos
  • · Replies 4 ·
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4

Graduate Non-sensical negative entropy? (grand canonical ensemble)

  • nonequilibrium
  • · Replies 50 ·
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High School Newton's third law to explain lift

  • sarm2005
  • · Replies 95 ·
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95

Undergrad Heat Transfer in Layered Walls: Will Ice Melt?

  • eden
  • · Replies 4 ·
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4

Undergrad How long for rain to melt snow and ice?

  • jaketodd
  • · Replies 2 ·
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2

Graduate What temperature actually a measure of?

  • Ahsan Khan
  • · Replies 19 ·
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19

Undergrad Zeroth law of thermodynamics and thermometers

  • demonelite123
  • · Replies 2 ·
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2

Graduate Where has all that energy gone to?

  • vespak
  • · Replies 4 ·
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4

Undergrad Understanding Adiabatic Compression

  • Kurokari
  • · Replies 3 ·
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3

Undergrad Infrared wave cooking vs microwave radiation

  • sgstudent
  • · Replies 1 ·
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1

Undergrad Convective and conductive heat transfer

  • DarkBlitz
  • · Replies 5 ·
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5

High School Can you prove Newton's Second Law from this experiment?

  • titaniumpen
  • · Replies 35 ·
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35

High School Why Does an LPG Tank Freeze as Gas is Used? Explained

  • Ask1122
  • · Replies 2 ·
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2

Undergrad How Is Temperature Calculated in a Heated Copper Block?

  • Froskoy
  • · Replies 3 ·
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3

Graduate How can we accurately compare air flow data in an open system?

  • xXDeltaXx
  • · Replies 1 ·
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1

Graduate What is the Temperature of an atom moving at the speed of light?

  • Tameas001
  • · Replies 28 ·
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28

High School Time to raise temperature of frozen body

  • ColonelCronus
  • · Replies 3 ·
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3

Undergrad What does high temperature mean?

  • Ahsan Khan
  • · Replies 22 ·
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22

Undergrad Power distribution and heaters.

  • siddharth5129
  • · Replies 1 ·
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1

Undergrad In a vacuum: steam sinks or evenly distributes?

  • jrodatus
  • · Replies 11 ·
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11

Graduate Thermodynamic Systems with Two Independent Variables: The Flaw in the 2nd Law

  • oramao
  • · Replies 4 ·
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4

Graduate First Law of Thermodynamics for Irreversible Processes

  • omberlo
  • · Replies 6 ·
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6