The shaft work in a pump to increase the pressure is small compared to the shaft work

Question:

The shaft work in a pump to increase the pressure is small compared to the shaft work in an air compressor for the same pressure increase. Why?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Thermodynamics

ISBN: 978-0471152323

6th edition

Authors: Richard E. Sonntag, Claus Borgnakke, Gordon J. Van Wylen

See More Books

Question Posted: Feb 23, 2016 07:05 AM

See More Questions

One thousand liters of a 95 wt% glycerol5% water solution is to be diluted to 60% glycerol by adding a 35% solution pumped from a large storage tank through a 5-cm ID pipe at a steady rate. The pipe...
The driving force for fluid flow is the pressure difference, and a pump operates by raising the pressure of a fluid (by converting the mechanical shaft work to flow energy). A gasoline pump is...
A water pump delivers 3 hp of shaft power when operating. If the pressure differential between the outlet and the inlet of the pump is measured to be 1.2 psi when the flow rate is 8 ft3/s and the...
We listed management of expectations as one of the Feds new unconventional monetary policy tools. Explain what this new policy tool does. List the potential problem of this policy tool.
What are the reasons for a firm having lower cash from operations than working capital from operations? What are the possible interpretations of these reasons?
Sinise Industries acquired two copyrights during 2022. One copyright related to a textbook that was developed internally at a cost of 9,900. This textbook is estimated to have a useful life of 3...
Which of the following statements about principal component analysis is true? a. A strength of PCA is the interpretability of its output. b. At least four components are necessary to satisfactorily...
The T accounts for Plant Assets and Accumulated Depreciation for DOT Company at the end of 2011 are as follows: In addition, DOT Companys income statement shows a gain on sale of plant assets of...
2.5. Suppose that we switch the order of the first two statements in Peter- son's algorithm: boolean intendToEnter0 = false, intendToEnter1 = false; int turn; // no initial value for turn is needed....
A ride hailing company has their DB structured in 3 major tables as described in the SCHEMA section below. Write a query to fetch the top 100 users who traveled the most distance using the service....
An initially empty spring-loaded piston/cylinder requires 100 kPa to float the piston. A compressor with a line and valve now charges the cylinder with water to a final pressure of 1.4 MPa at which...
In a heat-powered refrigerator, a turbine is used to drive the compressor using the same working fluid. Consider the combination shown in Fig. P9.120 where the turbine produces just enough power to...
A horizontal copper plate 10 cm thick is initially uniform in temperature at 250C. The bottom surface of the plate is insulated. The top surface is suddenly exposed to a fluid stream at 80C. After 6...
Fiscal Policy responses of European countries in fighting the great recession in the aftermath of the financial crisis and the European sovereign debt crisis in the years after 2009 differed across...
A branch manager realized that 2 of his former employees had deceived some customers. Although no customer has approached us so far, the branch manager finds himself in an ethical dilemma to report...
The symphony ticket market can be described by the following supply and demand curves: Q D = 50.000 100P y Q S = 20.000 + 100P What are the equilibrium price and quantity in the ticket market?...
Calculate PPP-adjusted GDP for each of the four countries, using the information in the table below. Instructions: Round your answers to the nearest dollar. Country PIB ps Price level (%) GDP...
If the marginal cost of the 1,000th unit produced by a monopolist is $16 and its marginal revenue is $20, what should the monopolist do?
When a customer places an order from a catalog, assume that a profit of $50 (not including the cost of mailing the catalog) is earned. Use a data table to determine how the total profit earned from...
A 2500-lbm car moving at 15 mi/h is accelerated at a constant rate of 15 ft/s 2 up to a speed of 50 mi/h. Calculate force and total time required?
A liquid with a coefficient of volume expansion ' just fills a spherical shell of volume Vi at a temperature of Ti (see Fig. P19.47). The shell is made of a material that has an average coefficient...
A cylinder is closed by a piston connected to a spring of constant 2.00 X 103 N/m (see Fig. P19.50). with the spring relaxed, the cylinder is filled with 5.00 L of gas at a pressure of 1.00 atm and a...
An aluminum pipe, 0.655 m long at 20.0C and open at both ends, is used as a flute. The pipe is cooled to a low temperature but then is filled with air at 20.0C as soon as you start to play it. After...
On Monday, April 5, 2010, just before 3:00 in the afternoon, miners at Massey Energy Corporation's Upper Big Branch coal mine in southern West Virginia were in the process of a routine shift change....
Ethics in Human Resource Practices HR teams will play vital roles in organizations to ensure ethical behavior and compliance. To be effective, they must first place an emphasis on ethical behavior...
Why do managers struggle with ethics when it comes to making strategic management decisions for their organization?

The shaft work in a pump to increase the pressure is small compared to the shaft work

Question:

Step by Step Answer:

The reversible work is given by Eq ...View the full answer

Fundamentals of Thermodynamics

Students also viewed these Thermodynamics questions