8. If the dew point and temperature are both 0°C, and the pressure is 850 hPa, at what rate [K/km] will the saturated parcel cool over a short vertical distance?

Q: R(acetylene) = 59.35 ft-lbf/lbm-R Answer: a. b. V = _% mass

A: Given-Information:- Diameter, d = 6 inches = 0.5 ftLength, L = 40 inches = 3.333 ftPressure,P1 =…

Q: (Thermodynamics)(True or False) The equation TdS=dU+PdV can be applied only to reversible processes

A: TdS= dU + PdV, contains the term like temperature , entropy, internal energy , pressure and volume.…

Q: Apply the first law to a constant-volume process.

A:

Q: 20-lb aluminum bar, initially at T₂ = 210°F, is placed in a tank together with 190 lb of liquid…

A:

Q: Apply the second law to develop the absolute thermodynamic temperature scale.

A: Consider two reversible heat engines HE1 and HE2 are connected in series as shown in the figure.

Q: Explain the calculation of entropy balance in a thermal system

A: Solution:   The Entropy conservation pf a thermal system is shown below:

Q: How do I solve this thermodynamics practice test problem, I don’t know what I’m doing lol

A: The system consists of two compartments separated by an insulated frictionless massless piston. The…

Q: 0.8 kg water initially at 300 kPa and 250°C is contained in a piston-cylinder device fitted with…

A:

Q: Water is heated in a boiler tube at steady state from an inlet state of 500 kPa 25 deg-C (State-1)…

A: P1=500 kPa, T1=25 Cexit state: P2=500 kPa, T2=500 C

Q: flow through the tur- 4.105 Separate strea bine and heat exchanger arrangement shown in Fig. P4.105.…

A:

Q: The entropy change of a system can be negative, but the entropy generation cannot.

A: Entropy is defined as the property that represents the variation in the different property of the…