A 500 kVA, 3-phase transformer has iron losses of 300 W and full load copper losses...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
A 500 kVA, 3-phase transformer has iron losses of 300 W and full load copper losses of 600 W. The percentage load at which the transformer is expected to have maximum efficiency is (A) 50.0% (C) 141.4% (B) 70.7% (D) 200.0% A 500 kVA, 3-phase transformer has iron losses of 300 W and full load copper losses of 600 W. The percentage load at which the transformer is expected to have maximum efficiency is (A) 50.0% (C) 141.4% (B) 70.7% (D) 200.0%
Expert Answer:
Related Book For
Posted Date:
Students also viewed these electrical engineering questions
-
1. A transformer having 1000 primary turns is connected to a 250 V ac supply. For a secondary voltage of 400 V, the number of secondary turns should be : 2. A 3 phase step down transformer is...
-
The board of directors of Portand Ltd are considering two mutually exclusive investments each of which is expected to have a life of five years. The company does not have the physical capacity to...
-
Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...
-
what would you like to recommend to Australian government in regards to their fiscal stimulus policy for supporting covid affected society?
-
Employ inverse interpolation to determine the value of x that corresponds to (x) = 0.85 for the following tabulated data: Note that the values in the table ware generated with the function (x) =...
-
Provide an example, and describe the implications, of a trade-off that might be necessary between quality characteristics in the development of a software system.
-
What is OT&E?
-
1. Use the background information to create a business profile for New Century, and indicate areas where more information will be needed. The profile should include an organization chart of the...
-
Write equation/function and name the gates, draw perpendicular lines for wires. Q3. Write equation/function of the following circuits. Make sure you name your gates, draw perpendicular lines for...
-
Aaron Lakely is going to the grocery store to buy some bananas and apples, both of which are sold by the pound. He wants a program that calculates and displays the total cost of his order, including...
-
Write a short paper about Cross-border sting nets arrest of Sinaloa cartel members
-
If we know mass m1 (yourself) and what mass of a boat m2, then what should mass M and how high you need to place h? And what should be distances R, L, I if you know the heigh H Also at which angle Q...
-
We can construct our own scale model of the solar system by choosing a scaling factor. A convenient scale for such a model is the diameter of the Sun = 1 cm. The diameter of the Sun is 1.39 \times...
-
Ahmal needs to go shopping. He walks a distance L at an angletheta to the right of the y - axis ( i . e . East of North ) to get to the rst shop. He then walks straight west for a long distance D ,...
-
An electric dipole on the x - axis consists of a charge - Q at x = d and a charge of + Q at x = d . Find a general expression ( in terms of Q and d ) for the electric field at points on the x - axis...
-
Electrostatic forces play an important role in biological systems, as many macromolecules, like DNA, are heavily charged ( see Example 1 3 ) . In fact, the electrostatic attractive force holds the...
-
Case study: A recent cyber security risk analysis identified a ransomware via spear-phishing to be a significant business risk to XYZ Realty Group (XYZRG). The chief information security officer...
-
Match the following. Answers may be used more than once: Measurement Method A. Amortized cost B. Equity method C. Acquisition method and consolidation D. Fair value method Reporting Method 1. Less...
-
Crabbe, the owner of the Ocean Hotel, is concerned about the hotel's finances and has asked your advice. He gives you the following information: We have rooms for 80 guests. When the hotel is open,...
-
Johnson trades as a chandler at the Savoy Marina. His profit in this business during the year to 30 June was £12 000. Johnson also undertakes occasional contracts to build pleasure cruisers,...
-
JK Limited has prepared a budget for the next 12 months when it intends to make and sell four products, details of which are shown below: Budgeted fixed costs are 240 000 per annum and total assets...
-
A and B form the AB partnership by contributing \($10,000\) each. A and B agree to share profits and losses 75% to A, 25% to B. In Year 1 of operations, AB had business revenues of \($10,000,\)...
-
If A contributes accounts receivable with a fair market value of \($50,000\) and zero adjusted basis to a partnership, what are the tax consequences to A in the following circumstances? (a) The...
-
A and B form the AB partnership with each contributing \($50,000.\) A and B agree to comply with The Big Three. AB purchases \($50,000\) of stock and \($50,000\) of tax-exempt bonds and there is a...
Study smarter with the SolutionInn App