How does the total free energy for transformation
How does the total free energy for transformation (?Gtotal) vary for a liquid-solid transformation versus that for a solid-solid transformation? Write down the expressions for??Gtotal for both cases.
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An iron casting containing a number of cavities weighs 5.70E+3 N in air and 3.74E+3 N in water. What is the total volume of all the cavities in the casting? The density of iron (that is, a sample with no cavities) is 7.87 g/cm3.
Determine the heat transferred and the work done (both in kJ/kg) when saturated water vapor in a closed system is condensed by cooling it to saturated liquid at constant pressure of 40 kPa.
Categorize the different types of diffusional solid-solid phase transformations based on the typical diffusion distances involved in the transformation.
A radio trasmitter of frequency f0 is placed at a distance 7.61 e8 m from the center of Zog. Calculate the fractional change in frequency &Delta f/fo that would be observed a long distance from the star.
A physicist on a planet orbiting the star Zog measures the intensity of the radiation reaching her to be 1370 W/m^2. If the orbit of her planet is circular with a radius of 2.3e8 km, what is the luminosity of Zog?
The final pressure is 1.4 MPa. Determine the work and the heat transfer for the process (both in kJ/kg), assuming ideal gas behavior.
What emf is induced in the small loop at t = 0.50 s? Take emf as positive if counterclockwise. Note that since the inner loop is small, you can assume that the B field due to the outer loop is uniform over the area of the smaller loop.
A bathroom door, which is 0.91 m wide and 2.13 m high, is equipped with a torsional spring and a torsional (rotational) viscous damper so that it automatically returns to its closed position after being opened.
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