Recent questions in Thermodynamics

+21 votes

0 answers

Can we determine if an object is a gas or liquid using temperature and pressure alone, without measuring mass or volume?

asked Apr 13, 2023 in Thermodynamics by Frank Gleeson

+18 votes

0 answers

Will the water temperature and oil temperature on the engine be the same value?

asked Apr 13, 2023 in Thermodynamics by Dave Reece

+16 votes

0 answers

At room temperature, is heat conducted more quickly by air or metal?

asked Apr 13, 2023 in Thermodynamics by mark_h

+24 votes

0 answers

Why is the Carnot heat engine’s efficiency always greater than other types?

asked Apr 13, 2023 in Thermodynamics by RadiantVerse

+12 votes

0 answers

When the universe cooled to start forming atoms, etc., what happened to that immense heat energy?

asked Apr 13, 2023 in Thermodynamics by warey4life

0 votes

0 answers

How does heat travel through food?

asked Apr 12, 2023 in Thermodynamics by NebulaPulse

+126 votes

0 answers

If it's impossible to achieve the absolute zero temperature, does that mean the temperature of empty space will always be above 0 Kelvin, even after the Heat Death of the universe?

asked Apr 12, 2023 in Thermodynamics by popop

+103 votes

0 answers

What is the highest temperature a fire can reach without oxygen?

asked Apr 12, 2023 in Thermodynamics by Leanne B

+7 votes

0 answers

Which one is better, AC temperature at 24 degrees Celsius or AC at 28 degrees and fan?

asked Apr 12, 2023 in Thermodynamics by Esined

0 votes

0 answers

What happens to an object when it heats up or cools down?

asked Apr 12, 2023 in Thermodynamics by Coldste

+588 votes

0 answers

A thermodynamic system undergoes a process in which its internal energy decreases by 300 J. If at the same time 120 J of work is done by the system, what is the heat lost?

asked Apr 12, 2023 in Thermodynamics by LunarHarmony

+10 votes

0 answers

Is it theoretically possible to liquefy helium at room temperature if the pressure is sufficiently high? If so, how high would the pressure have to be and if not, why?

asked Apr 12, 2023 in Thermodynamics by jimbobby

+17 votes

0 answers

The pressure of a gas sample at 28.5 °C is increased from 1.10 ATM to 2.30 ATM by heating at a constant volume. What is the temperature (in C) of the gas at 2.30 ATM?

asked Apr 12, 2023 in Thermodynamics by Nick058162

+4 votes

0 answers

Why is temperature increasing day by day on Earth?

asked Apr 12, 2023 in Thermodynamics by Richard34

+4 votes

0 answers

If the pressure of 200DM3 of a gas is held at constant temperature, what will be its new volume?

asked Apr 12, 2023 in Thermodynamics by EmberHorizon

+225 votes

0 answers

Can temperature be added up? (For example, if I take two heat sources at 30 degrees each and connect them with a copper pipe, will the temperature of the copper pipe be 60?)

asked Apr 12, 2023 in Thermodynamics by TheMorg

+36 votes

0 answers

A Carnot engine that operates between the temperatures TH = 850 oK and TL = 100 oC. The engine performs 1400 J of work each cycle. (a) What is the efficiency of this engine? (b) How much heat is extracted from the high-T reservoir each cycle?

asked Apr 12, 2023 in Thermodynamics by gpierce

+67 votes

0 answers

Why can the Frost number be lower than room temperature?

asked Apr 12, 2023 in Thermodynamics by Hell68

+27 votes

0 answers

What are the details heat balance and mechanisms of heat balance?

asked Apr 12, 2023 in Thermodynamics by Bilton

+15 votes

0 answers

At a 20°C, the volume of the chlorine gas is 15dm³. What is the resulting volume if the temperature is adjusted to 318K provided that the pressure remains the same?

asked Apr 12, 2023 in Thermodynamics by Denis Patterson

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