Differential form of the helmholtz free energy
The differential of thermal energy of a surface of a liquid with surface tension y and area A may be written as dU = Tds + ydA Write down the corresponding differential form of the Helmholtz free energy, F=U-TS.
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A 15.0-kg satellite has a circular orbit with a period of2.27h and a radius of 7.90×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.90m/s2, what is the radius of the pl
The following selected account balances were taken from BuckeyeCompany's general ledger at Jan. 1st, 2005 and Dec. 31st 2005:
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Prepare a differential analysis report as ofApril 15, 2008, presenting the additional revenue and additionalcosts anticipated from the promotion of moisturizer andperfume.
The electric potential immediately outside a charged conducting sphere is 180 V, and 10.0 cm farther from the center of the sphere the potential is 140 V. (a) Determine the radius of the sphere. (b) Determine the charge on the sphere.
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