28. Water vapor is cooled in a closed, rigid tank from 440°C and 100 bar to a final temperature of 270°C. What is the final pressure, in bar? a. b. 45 55 C. d. 65 75

Q: Determine the state of water if P= 0.60 bar and T= 85.94 C. Select one: O a. Compressed liquid O b.…

A: I have used steam tables for finding the state.

Q: Water is at 30 bar and has specific volume of 0.0010 m3/kg   Question options:   It is liquid…

A: From thermodynamic table  At , 30 bar , specific volume of saturated water is .001217 m^3/kg

Q: What is the internal energy of 2.2 kg of dry saturated steam at 11 bars ?

A: Mass of the steam:Pressure of the dry saturated steam:

Q: We have water at 60 bar and 300 C. a. what is the state (vapor, liquid)? b. what is the specific…

A:

Q: 1. 37 kg of the ideal gas Air at 650°C, 2 MPa fills a piston/cylinder assembly. (state 1) The air is…

A:

Q: Determine the state of water if P= 0.35 bar and T= 85 C. a. Mixture O b. Compressed liquid C.…

A: Answer: c) Superheated Vapor

Q: A 5100 psf pressure tank contains 4.5kg of an ideal gas. The gas is given as helium and is at 21°C.…

A: Given Data  The pressure of the tank, P=5100 psf 1psf = 47.88Pa 5100 psf=244188 Pa P=244188 Pa Mass…

Q: Saturated steam at 100 bar pressure is expanded through a throttle valve to an exit pressure of 1…

A:

Q: A closed, rigid tank contains a two-phase liquid-vapor mixture of Refrigerant 22 initially at -20°C…

A: Given :R-22initial temperature T1 = -20 Cdryness fraction x1 = 0.45Final pressure p2 = 6 bar

Q: Steam at 60 bar, 350°C has a specific enthalpy of? Select one: O a. 3045 kJ/kg O b. 2792 kJ/kg O c.…

A:

Q: For water with pressure of P=8MPa and specific volume v=0.023525 m3/kg,   (2) Find the specific…

A: Introduction Using a steam table, we will determine the specific volume of saturated liquid at the…

Basic Thermodynamic Processes

The word 'thermodynamics' can be divided into two words, 'thermo' and 'dynamics'. The word thermo deals with the heat and thermal phenomenon, whereas dynamics deals with forces or external agent that drives the heat flow or aids in the motion of heat.