Describe the fluxes of exergy associated with the energy
A heat pump has a coefficient of performance of 2 using a power input of 2 kW. Its low temperature is To and the high temperature is 80oC, with an ambient at To. Find the fluxes of exergy associated with the energy fluxes in and out.
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A large stationary diesel engine produces 15 MW with a thermal efficiency of 40%. The exhaust gas, which we assume is air, flows out at 800 K and the intake is 290 K. How large a mass flow rate is that if that accounts for half the Q.L?
Calculate the following the (U10050 stirling motor) stirling engine: Overall efficiency , thermal efficiency , mechanical efficiency and the coefficient of performance(CoP).
In this activity, students are asked to design a hypothesis test, collect data, analyze the data and share a conclusion. The focus may be something used in everyday life and general in nature.
Pick a card from a regular 52-card deck and record the suit, then toss a coin and record heads or tails. Let A be the event a club or spade is picked from a regular 52-card deck. Let B the event a heads appears when the coin is tossed.
Sketch ball temperature versus time for 0(b)Find the expression for the ball temp as a function of time,T(t), and plot the ball temp for 0.
A particle of charge q is fixed at point P, and a second particle of mass m and the same charge q is initially held a distance r1 from P. The second particle is then released. Determine its speed when it is a distance r2 from P. Let q = 3.1 µ
A steam turbine inlet is at 1200 kPa, 500oC. The actual exit is at 300 kPa with an actual work of 407 kJ/kg. What is its second law efficiency?
Discuss the implications of: magnitude (from 0 to 1); sign ( + or -); and probability versus causality for the Correlation Coefficient (also known as the Pearson Product-Moment Correlation Coefficient).
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You are part of a team that presumably has a public policy concern. Before you begin the project, issue a Public Policy Statement on Public Hospitals.
Interest groups are organizations formed by individuals with common interests or goals, seeking to influence public policy and decision-making
Question: What was the main goal of Karl Marx's political philosophy?
Directions: Choose one (1) form of corruption in the Philippines. Explain its impact on the country and suggest a realistic way to prevent it.
Question: Why is grassroots organizing considered a form of "indirect lobbying"?
Question: Why are peers important to the political socialization process?
Question: After being elected president of Venezuela, Hugo Chavez a) sought to introduce capitalism similar to the United States.