Recent content by Ambforc

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    Step input to loaded transformer

    I am trying to calculate the response of a loaded ideal transformer to a step input. For example a step input in voltage from zero on the primary coil with a resistor connected across the secondary coil. I already understand that with the second coil disconnected (for all practical purposes not...
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    Is the Phase Change Floatation Cycle a Theoretical Flaw in Thermodynamics?

    Thank you very much, I believe that is the answer. Too bad I missed it, it was rather obvious as you say.
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    Is the Phase Change Floatation Cycle a Theoretical Flaw in Thermodynamics?

    I don't have to keep the pressure lower in order to get a vapour than the pressure at the bottom of the liquid body as it is at a temperature such that the saturation pressure is higher than or equal to the maximum pressure exerted by the liquid body above the vessel. Thanks for trying anyway.
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    Is the Phase Change Floatation Cycle a Theoretical Flaw in Thermodynamics?

    Thank you for the reply. Since the pressures are slightly different in the two vessels, the saturation temperature is also different, and there will be a temperature difference in the two vessels as long as they remain saturated (have both phases) and do not become subcooled or superheated...
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    Is the Phase Change Floatation Cycle a Theoretical Flaw in Thermodynamics?

    Yes, of course. However, I fail to see how that answers my question.
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    Is the Phase Change Floatation Cycle a Theoretical Flaw in Thermodynamics?

    Consider the following theoretical cycle. There should be a flaw somewhere, but I could not find it yet and will appreciate it if someone can point it out to me. A lot of ideal assumptions are made, such as reversible heat transfer, but it is not intended to be practical, as long as it adheres...
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    Theoretical electrodynamic cycle 2

    Thank you, this makes it clear.
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    Theoretical electrodynamic cycle 2

    I have not received any reply to date, I assume that it has been overlooked by those who are able to answer it. Is it possible that this post is better suited for a different forum?
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    Theoretical electrodynamic cycle 1

    Absolutely. I thought that the problem would be with the fringe or edge effect usually ignored in the textbooks since they assume that the ratio of the distance between the plates to the edge of the plate is such that fringe effects can be ignored for the situations studied. However, in my...
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    Theoretical electrodynamic cycle 1

    According to my understanding, a source is only needed to separate the charges initially. After the charges have been separated and provided there is no leak to the environment such as the atmosphere, the accumulated charge on the plates is going nowhere and the electric field will stay intact...
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    Theoretical electrodynamic cycle 1

    If I were to throw a stone horizontally, I will be inputting a horizontal component of force for the time the object is accelerating, so simply attempting to regain that will not help, agreed. However, in this example, the charged mass is simply dropped, its support against gravity alone is...
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    Theoretical electrodynamic cycle 2

    Here is a second thought experiment I designed to test if I understand certain concepts concerning electrostatics correctly. Help will be appreciated. There must be an error somewhere in the explanation below; I am giving the explanation as if “factual” only to explain how I understand it at...
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    Theoretical electrodynamic cycle 1

    I am casually working through Introduction to Electrodynamics, 3rd ed. by David J. Griffiths and created some theoretical situations to test my understanding of the subject matter. I am having difficulty with some, and will appreciate input. Consider the following theoretical cycle (see the...
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