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Covers the study of (primarily homogeneous) macroscopic systems from a heat/energy/entropy point of view. Consider also using the tag: [statistical-mechanics].

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Steady state and thermal conductivity

Setup: I am running a simulation of two heat sinks connected by some wires. I set the top heat sink to a constant temperature, and the bottom one to a constant heat flux. Results: According to the si …
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1 vote

Simulate Heat Propagation in Vertical Water Column

You don't have enough information to tell, but the situation you're describing is called free convection, when the only force acting on the water is the buoyancy created by a temperature difference. F …
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1 answer
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Is this a counterexample to Landauer's principle?

Landauer's principle states that if I have a physical system with two possible states, and that system begins in an unknown state, then putting the system into a known state takes the addition of at l …
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1 vote

V versus P in an Adiabatic Process

Adiabatic expansions (defined as a system that does not have any heat transfer) obey the following relationship $$ PV^{\alpha} = constant $$ where alpha is some characteristic constant. So, no, a stra …
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What mechanism at the microscopic level determines whether a system heats up or not?

The heat contained in a system can be thought of as the total kinetic energy of a system. my2cts' answer is correct, but I'll add that if you excite an electron to a higher energy level, that will ind …
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