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I tried a lot, and I don't get the answer. Please help! Thank you in advance. Indicate true or false whether the following statements are a consequence of the second law of thermodynamics. 1. No device can transform a given amount of heat completely into work. 2. It is so improbable for the...
The question: 1 kg of a fluid expands reversibly according to a linear law from 4.2 bar to 1.4 bar;the initial and final volumes are 0.004m^3 and 0.2m^3. The fluid is then cooled reversibly at constant pressure,and finally compressed reversibly according to a law pv=constant back to the initial...
The pressure in an ideal gas cut in half slowly, while being kept in a container with rigid walls. In the process, 26j kj of heat left the gas. A.how much work was done during this process? B.what is the change in internal energy of the gas during this process? Oh sorry. Its half slowly not...
The 1st law of thermodynamics states that energy can be in many different forms, but cannot be created or destroyed. But in einstein's equation E=mc^2, you can convert something as little as a penny into enormous amounts of energy. Wouldn't that be "creating" energy? Or is the energy already...
What can't be created or destroyed according to the first law of thermodynamics?
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