Determine the pressure and the internal energy

Assignment Help Basic Computer Science

Reference no: EM131276550

1. Refrigerant-134a at 800 kPa and 25°C is throttled to a temperature of -20°C. Determine the pressure and the internal energy of the refrigerant at the final state.

2. A well-insulated valve is used to throttle steam from 8 MPa and 350°C to 2 MPa. Determine the final temperature of the steam.

Reference no: EM131276550

Questions Cloud

Determine the minimum required flow rate of fresh air : Determine the minimum required flow rate of fresh air that needs to be supplied to the lounge, and the diameter of the duct if the air velocity is not to exceed 8 m/s.

Challenges-benefits and risks in utilizing capitation : Discuss the challenges, benefits, and risks in utilizing capitation. Weekly tasks or assignments (Individual or Group Projects) will be due by Monday and late submissions will be assigned a late penalty in accordance with the late penalty policy f..

Strategies for increasing mindfulness in the workplace : Strategies for Increasing Mindfulness in the Workplace. Strategies for Creating and Delivering Powerful Business Presentations. Strategies for Developing A Professional Network. Strategies for Developing Confidence.

Consider the concepts of utilitarianism and egoism : Consider the concepts of utilitarianism, egoism, and social contract. What moral theory-utilitarianism, egoism, or social contract-is consistent with cooperating with the other prisoner and rejecting self-interest as the best option? What is the r..

Determine the pressure and the internal energy : Refrigerant-134a at 800 kPa and 25°C is throttled to a temperature of -20°C. Determine the pressure and the internal energy of the refrigerant at the final state.

Why are they becoming essential to e-commerce : What are e-commerce enablers? Why are they becoming essential to e-commerce? What are the essential services provided by e-commerce enablers?

Prepare a summary of renewable energy program : ECO 314: Energy and the Environment - llustrates market shares for renewables in several countries. Figure 2 illustrates residential electricity prices.

What are constraints and opportunities implicit to situation : What are the constraints and opportunities implicit to this situation? It is very rare that resources are not a constraint, and allocations must be made on the assumption that not enough will be available to please everyone.

Find the mass flow rate of the refrigerant : Refrigerant-134a enters a diffuser steadily as saturated vapor at 600 kPa with a velocity of 160 m/s, and it leaves at 700 kPa and 40°C. The refrigerant is gaining heat at a rate of 2 kJ/s as it passes through the diffuser.

User Account

All Pages