A wind turbine with a rotor diameter of 20 m takes 40% of the kinetic energy out

Question:

A wind turbine with a rotor diameter of 20 m takes 40% of the kinetic energy out as shaft work on a day with a temperature of 20◦C and a wind speed of 35 km/h. What power is produced?

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: 9781118131992

8th Edition

Authors: Claus Borgnakke, Richard E. Sonntag

See More Books

Question Posted: Jun 19, 2021 01:35 AM

See More Questions

A wind turbine with two or four hollow hemispherical cups connected to a pivot is commonly used to measure wind speed. Consider a wind turbine with four 8-cm-diameter cups with a center-to-center...
A wind turbine with a blade diameter of 50 m is to be installed in a location where average wind velocity is 7.5 m/s. The average temperature and pressure of ambient air in this location are 23oC and...
A wind turbine with a blade diameter of 25 m is to be installed in a location where average wind velocity is 6 m/s. If the overall efficiency of the turbine is 34 percent, determine (a) The average...
Problems 113 122. The purpose of these problems is to keep the material fresh in your mind so that you are better prepared for later sections, a final exam, or subsequent courses such as calculus. X...
Charlie Carr has a sheet of brass that is 36 inches wide and cuts two pieces that are each 8 inches wide. What is the width of the leftover brass?
Indicate whether each statement is true or false, and justify your answer. In 2010, there were nearly 40 million people in the US who went without health insurance for the entire year.
How do the structures of the alveoli and their surrounding capillaries facilitate gas exchange?
Shields Manufacturing produces containers for nurseries and landscaping businesses. The company competes based on its low-cost, high-quality products. As the company's expenses have risen, management...
Mr. Frank Lampard aged exactly 40 purchases a whole life assurance policy with a sum assured of 100,000 payable immediately on death. (i) Show that the variance of this random variable is 100,000 (40...
Morgan Leasing Group signs an agreement on January 1, 2022, to lease equipment to Cole plc. The following information relates to this agreement. 1. The term of the non-cancelable lease is 6 years...
Air at 20 m/s, 1500 K, 875 kPa with 5 kg/s flows into a turbine and it flows out at 25 m/s, 850 K, 105 kPa. Find the power output using constant specific heats.
A small turbine, shown in Fig. P4.48, is operated at part load by throttling a 0.25-kg/s steam supply at 1.4 MPa and 250C down to 1.1 MPa before it enters the turbine, and the exhaust is at 10 kPa....
The initial velocity of a car, v(vector) i , is 45 km/h in the positive x direction. The final velocity of the car, v(vector) f , is 66 km/h in a direction that points 75 above the positive x axis....
Alicia's Accessories is a global manufacturer of jewelry and hair accessories. The company currently relies on the COSO Internal Control-Integrated Framework to manage its corporate governance and...
11 in 6-8 Consider the structure below. You may also refer to Atachment C for better clarity on dimensions. BEDROOM 13-9 BEDROOM -TAAN VAIN ATTACHMENT C 6-8 BATH L 5-9 KITCHEN 5 DINING W/D 955 sq ft...
Draw the diagram for the decoder question below ( ( Digital System ) ) :b . . Decoders 3 - to 8 : Combine two 3 - to 8 decoders to create a 4 - to 1 6 decoder. Connect inputs A and B to the...
Your uncle is about to retire, and he wants to buy an annuity that will provide him with $6,300 of income a year for 23 years, with the first payment coming immediately. The going rate on such...
The Problem: A program is needed to manage newspaper orders for a small news stand. Paper carriers order from the news stand, then pick up the papers for delivery to customers. Usually, they order...
Which is a better nucleophile in methanol? a. H2O or HO- b. NH3 -NH2 c. H2O or H2S d. HO- or HS- e. I- or Br - f. Cl- Br-
Accounting policies and practices that are most important to the portrayal of the companys financial condition and results, and require managements most difficult, subjective, or complex judgments...
A flow of air at 1000 kPa, 300 K is throttled to 500 kPa. What is the irreversibility? What is the drop in flow availability?
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?
A heat exchanger increases the availability of 3 kg/s water by 1650 kJ/kg using 10 kg/s air coming in at 1400 K and leaving with 600 kJ/kg less availability. What are the irreversibility and the...
All of the following items would qualify as hedging instruments, except Multiple choice question. call options. interest rate swaps. insurance contracts. futures contracts.
Arlo has received a new job offer. They are trying to decide if they should stay in their current job or take the offer. In their current position they earn $50,000 per year with a 22% bonus and a...
The current market value of a home is $180000 with a mortgage balance of $126000. If the lender requires a 80% loan to value ratio, what is the home equity credit limit on this house? Select answer...

A wind turbine with a rotor diameter of 20 m takes 40% of the kinetic energy out

Question:

Step by Step Answer:

To determine the power produced by the wind turbine we need to first calculate the kinetic energy of ...View the full answer

Fundamentals Of Thermodynamics

Students also viewed these Sciences questions