Recent questions in Thermodynamics

+10 votes

0 answers

Why does light give off heat when it's absorbed by matter but not vice versa?

asked Jan 17, 2023 in Thermodynamics by D.A Harvey Dent (2.7k points)

+23 votes

0 answers

Does heat transfer occur at absolute zero temperature?

asked Jan 17, 2023 in Thermodynamics by NovaMystic

+25 votes

0 answers

What happens to energy if there is no change in mass while doing work or heat transfer?

asked Jan 17, 2023 in Thermodynamics by Ant62

+122 votes

0 answers

Since the law of thermodynamics says that matter and energy cannot be created or destroyed then how can the mass of an object increase as it as it approaches the speed of light?

asked Jan 17, 2023 in Thermodynamics by Jsosal

+17 votes

0 answers

The temperature of a sample of aluminum increased by 22.9 °C when 259 J of heat was applied. What is the mass of the sample? Specific heat of aluminum= 0.903

asked Jan 17, 2023 in Thermodynamics by Richard_

+97 votes

0 answers

What are a few big money mistakes that most Americans make?

asked Jan 17, 2023 in Thermodynamics by deanomc

+285 votes

0 answers

Why does the temperature of boiling water increase when adding salt?

asked Jan 17, 2023 in Thermodynamics by RadiantVortex

+764 votes

0 answers

What would happen if the Sun’s surface temperature suddenly increased to 20,000 kelvin?

asked Jan 17, 2023 in Thermodynamics by sambuca

+9 votes

0 answers

What happens to water when it is heated above the boiling point but not turned into vapor or steam (assuming normal atmospheric pressure)? What will happen with higher temperatures?

asked Jan 16, 2023 in Thermodynamics by Bazza-spark

+223 votes

0 answers

What is the capacity of a boiler if its heating surface area is equal to 1000 square meters?

asked Jan 16, 2023 in Thermodynamics by NovaHorizon

+27 votes

0 answers

If it is possible that entropy of a system can decrease during a given process?

asked Jan 16, 2023 in Thermodynamics by Ayrton5

+27 votes

0 answers

A pipe of length 10m increases in length by 1.5cm when its temperature is increased by 90 degrees Fahrenheit. What is the coefficient of linear expression?

asked Jan 16, 2023 in Thermodynamics by SeraphicScribe

+16 votes

0 answers

If there are liquids with lower boiling points than water, why dont we use those for turning turbines in power plants?

asked Jan 16, 2023 in Thermodynamics by delicatetrysail

+16 votes

0 answers

What is the difference between an external and an internal combustion engine? Which one is more efficient at converting heat energy into mechanical energy? Why or why not?

asked Jan 16, 2023 in Thermodynamics by screwfix.peter

+30 votes

0 answers

What is the relationship between pressure and temperature? Does pressure increase with temperature or volume?

asked Jan 16, 2023 in Thermodynamics by scott the spark

+226 votes

0 answers

At 210.0 C, a gas has a volume of 8.00L. What is the volume of this gas at -23.0C?

asked Jan 16, 2023 in Thermodynamics by Alan Sausse

+16 votes

0 answers

Why does thermal expansion decrease with increasing temperature for metals but not for nonmetals?

asked Jan 16, 2023 in Thermodynamics by Buster Bloodblister

+48 votes

0 answers

Is it possible to hide a thermal signature in space?

asked Jan 16, 2023 in Thermodynamics by Omniscient Polymath

+5 votes

0 answers

How does an airplane regulate heat?

asked Jan 16, 2023 in Thermodynamics by Busterhymen

+178 votes

0 answers

What does it mean when a watch is water resistant to a certain depth? What factors affect this number, such as pressure or temperature or both?

asked Jan 15, 2023 in Thermodynamics by groovejet

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