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Graduate Does a machine like this violate laws of thermodynamics?

  • そらの日記
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Graduate Black hole versus 2nd law of thermaldynamics

  • rcgldr
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8

Undergrad Is the aurora (as in borealis ) caused by Cherenkov radiation

  • FayeKane
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1

Undergrad Newton's third law of motion - help me to explain it to someone

  • Marchello12
  • · Replies 17 ·
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17

Graduate Blackbody Radiation (Rayleigh-Jean) Equipartion of Energy Question

  • uart
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4

Undergrad How Efficient is an old-style coal-fired steam boiler?

  • Xodion
  • · Replies 1 ·
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1

Undergrad [Thermodynamics] Temperature gradient around a warm sphere.

  • Dafe
  • · Replies 5 ·
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5

Undergrad Factors affecting heat exchange

  • kateman
  • · Replies 4 ·
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4

Undergrad How Does Hot Air Rise and Affect Weather Systems?

  • michelcolman
  • · Replies 115 ·
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115

High School How well does aluminum foil block radiation?

  • Raizy
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2

Undergrad Optimal House Color in Cold Climate

  • ejensen6
  • · Replies 10 ·
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10

Graduate The Fundamental Relation of Thermodynamics

  • avocadogirl
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5

Undergrad Why is Infrared Light Uniquely Associated with Heat Emission?

  • geft
  • · Replies 4 ·
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4

Graduate Origin to the 'virial theorem' by Clausius

  • pandabear
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1

Undergrad Gas compression and Interaction with Fluids

  • FishBlackpool
  • · Replies 7 ·
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7

Undergrad Iron State with Temperature and Pressure

  • T.C.
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1

Graduate Gravity and the first law of thermodynamics.

  • Fearghus
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2

Undergrad How temperature effects bulk modulus?

  • Pheo1986
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2

Undergrad Why is the Second Law of Thermodynamics Empirical?

  • noblegas
  • · Replies 10 ·
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10

Graduate Thermo Question: Saturated Mixture Heat Flux Impact?

  • JD88
  • · Replies 1 ·
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1

Graduate Comparing critical temperature to mechanical onset of turbulence

  • Loren Booda
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2

Graduate How Can You Calculate the Emissivity of Argon for Heat Transfer Analysis?

  • gemt
  • · Replies 2 ·
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2

Undergrad Endothermic Paint: Absorbing Heat and Keeping Cool

  • dnorric
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3

Graduate Methane gas deflagration temperatures

  • TonopahJoe
  • · Replies 5 ·
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5

Graduate Synchrotron Radiation: Explaining Its Wide Spectrum

  • CT03
  • · Replies 7 ·
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7

Undergrad The difference between Burning and Exploding

  • jmatejka
  • · Replies 3 ·
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3

High School How does a fuel engine convert heat into mechanical work?

  • fawk3s
  • · Replies 4 ·
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4

Graduate The mixture of two gases in gravitational field

  • paweld
  • · Replies 5 ·
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5

Graduate Physics of Verne Gun: Launching Vehicle to Escape Velocity

  • qraal
  • · Replies 2 ·
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2

Graduate Solving the Mystery of Entropy

  • martix
  • · Replies 3 ·
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3

Graduate Gibbs Paradox - Does Entropy Increase or Not?

  • Sam_Goldberg
  • · Replies 19 ·
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19

Graduate Wave Frequency in Piston: Pressure Variation & Adiabatic Compression

  • WiFO215
  • · Replies 1 ·
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1

Undergrad Maximizing Heat Retention in Pool Water: Tips for Covering and Liner Color

  • Naty1
  • · Replies 3 ·
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3

High School Why do plastic containers deform in hot temperatures?

  • texasblitzem
  • · Replies 3 ·
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3

Graduate Can the Heat Death of the Universe Be Prevented?

  • VelociBlade
  • · Replies 22 ·
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22

Graduate Joule-Thomson Coeff. For Air at High dP

  • Tom C
  • · Replies 6 ·
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6

Undergrad Why does temperature rise with pressure?

  • tomtraxler
  • · Replies 33 ·
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33

Graduate Using Homogenuous Functions to Understand Thermodynamics

  • Petar Mali
  • · Replies 4 ·
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4

Graduate What is the real explanation for entropy and its role in chemical reactions?

  • Senex01
  • · Replies 57 ·
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Undergrad How is boiling different from evaporation?

  • jasc15
  • · Replies 14 ·
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14

High School Ideal Gas Assumptions: Can it Turn into a Liquid?

  • GrizzlyBat
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3

Undergrad Real Gas vs Ideal Gas: Compressibility Ratio

  • 101nancyma
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1

Graduate How Does an Ideal Gas Sphere Expand in a Vacuum?

  • afallingbomb
  • · Replies 1 ·
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Undergrad Heat loss from an insulated water tank - Thermodynamics

  • stoody
  • · Replies 4 ·
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4

Undergrad Heat Biological Material with Laser: Finding the Right Settings

  • ooberchicken
  • · Replies 16 ·
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16

High School Ok where does the energy come from?

  • bm0p700f
  • · Replies 5 ·
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5

Graduate Definition of the number of microstates accessible to a system

  • Sam_Goldberg
  • · Replies 2 ·
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2

Undergrad A question of the Intercompatibility of the Gas Laws.

  • modulus
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Undergrad Heating water in a sealed bottle

  • redargon
  • · Replies 7 ·
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7

Graduate Temperature of thermometer and temperature of material constituents

  • nkinar
  • · Replies 6 ·
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6

Graduate What Differentiates Crossovers from Phase Transitions in Thermodynamics?

  • andlessa
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1

Graduate Fermi level as a function of temperature

  • TheDestroyer
  • · Replies 14 ·
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14

Undergrad What Causes Thermal Radiation to Be Emitted by Matter?

  • CuriousME
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2

Graduate Revolutionize Renewable Energy with the Innovative Alternative Energy Tank

  • qbit
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1

High School Fanless convection heater versus oil filled heater

  • Twinbee
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2

Undergrad Entropy: steam engines and fridges

  • JanClaesen
  • · Replies 6 ·
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6

High School The Mystery of Dry Ice Smoke: Is it CO2?

  • GrizzlyBat
  • · Replies 7 ·
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7

Graduate Coarse and fine grained entropy?

  • SW VandeCarr
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1

Undergrad Understanding the Isothermal Process: Temperature and Internal Energy Explained

  • 101nancyma
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3

Undergrad Friction, heat, time & surface area

  • Langmarais
  • · Replies 5 ·
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5

High School Application of specific heat capacity ratio of air

  • kakay
  • · Replies 4 ·
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4

Graduate Synchrotron radiation collimation

  • TheDestroyer
  • · Replies 8 ·
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8

Graduate Is there a more complex definition of thermal equilibrium in stars?

  • TheDestroyer
  • · Replies 10 ·
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10

High School A few conceptual questions on Heat and Temperature

  • iitjee10
  • · Replies 15 ·
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15

Graduate Derivation of Boltzmann distribution, heatbaths

  • haushofer
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6

Undergrad Temperature related to yield or type of explosion? Nuclear vs conventional.

  • Researcher X
  • · Replies 6 ·
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6

Undergrad Heating solid to high temperature

  • phyzzy_physh
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4

Graduate Heating water in a long container

  • skywalker09
  • · Replies 3 ·
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3

High School How to calculate the energy of the ice absorbs heat then becomes water

  • destroying
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2

Graduate Planck's blackbody radiation law is proved untrue at nanoscale distances

  • mark1
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1

Graduate How does a blackbody absorb radiation? and why?

  • mahela007
  • · Replies 10 ·
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10

Undergrad Specific Heats and Temperature

  • Nabeshin
  • · Replies 2 ·
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2

Graduate Perturbation Technique for Temperature Distribution Along Fin

  • Karthiksrao
  • · Replies 2 ·
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2

High School Decreasing temperature using pressure

  • astronomer22
  • · Replies 14 ·
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14

Undergrad How does space have a temperature?

  • cragar
  • · Replies 3 ·
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3

High School What is Exergy? | Learn About Energy & Its Variations

  • monty37
  • · Replies 2 ·
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2

Undergrad Which Type of Sensor is More Accurate: Thermocouple or RTD?

  • Su Solberg
  • · Replies 5 ·
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5

High School Solving a Physics Dilemma: Hot Coffee and Cream Debate | Noob Physics Question

  • cubejunkies
  • · Replies 5 ·
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5

Graduate Can G be determined by measuring heat transfer in a controlled environment?

  • rockyshephear
  • · Replies 6 ·
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6

High School Specific heat of different materials

  • plucker_08
  • · Replies 6 ·
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6

Undergrad How to prevent ice from forming?

  • munderscores
  • · Replies 7 ·
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7

Undergrad Understanding U Values: A Quick Comparison and Concerns Addressed

  • Kavy
  • · Replies 2 ·
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2

High School 1ve broken the 1st law of thermodynamics, ive created energy

  • mramz88
  • · Replies 16 ·
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16

Graduate Butterfly effect from .01 degree temperature uncertainty

  • Iamu
  • · Replies 6 ·
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6

Graduate Second law of thermo on a macroscopic scale

  • flatmaster
  • · Replies 1 ·
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1

Undergrad Series of physical events in an exothermic reaction

  • Infrasound
  • · Replies 7 ·
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7

Undergrad Latent heat effects thermal equilibrium

  • saykaof
  • · Replies 4 ·
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4

High School Help with Thermal Conductivity - Water vs. Air

  • quanchi
  • · Replies 6 ·
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6

High School Understanding the Gas Constant: A Key Concept in Thermodynamics

  • Su Solberg
  • · Replies 3 ·
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3

Graduate How to define/measure temperature?

  • Gerenuk
  • · Replies 10 ·
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10

Graduate Cerenkov radiation and the speed of light

  • 337
  • · Replies 47 ·
2
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High School Boiling 2 Eggs: How Long Will It Take?

  • quZz
  • · Replies 24 ·
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24

Undergrad Adiabatic Atmosphere: Understand Heat Transfer and Cooling

  • Kibuzo
  • · Replies 2 ·
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2

Undergrad Why do microwaves heat honey so fast?

  • Jon M
  • · Replies 7 ·
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7

Undergrad Water pressure, volume, temperature

  • Paul245
  • · Replies 1 ·
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1

Undergrad Introductory Thermodynamics and mathematical consistency?

  • scorpion990
  • · Replies 5 ·
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5

High School Confusion with the example of Newton’s first law

  • steevan78
  • · Replies 8 ·
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8

High School What Is the Specific Heat Capacity of Different Types of Bronze?

  • nikan_ange
  • · Replies 2 ·
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2

Graduate Does a Toroidal Solenoid Violate Newton's Third Law?

  • htg
  • · Replies 6 ·
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6

Graduate A new point of view on freezing point.

  • kelvin490
  • · Replies 3 ·
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3