"Three single-phase step-up transformers rated at 10MVA, 4.6kV/13.8kV are connected in Wye-Delta configuration. The three transformers are used to feed a 20MVA load at 0.9 p.f. With an efficiency of 96%. Using per unit system, calculate: a. the secondary line voltage. b. the primary and secondary line currents when supplying this load. "

Explain what appears to be the improved trade-off between inflation and unemployment in the U.S. What factors might improve the trade-off? What factors would make it worse?

"ldentify an operational improvement initiative in your work area. Using the project management life-cycle framework as a guide, prepare a plan to implement this project. Ensure you discuss the following:a. Prepare a brief project definition document.b. Your plan for managing stockholder input/influencec. What risks might be present and how you intend to manage it.d. Generally how the performance criteria of time, cost and quarity wiil bemanaged/controlle...

"Briefly explain why each of the following statements is true for a given economy over a given period of time:a. The dollar value of output equals the dollar value of income.b. The dollar value of income equals the dollar value of spending."

"National Supermarkets is selling ground beef this week at the following prices:2.00/lb (packages less than three pounds)1.00/lb (packages of three pounds or more)a. Find the function that describes, the cost if a package, as a function of X, the number of pounds of ground beef in the package.b. Sketch the graph of this functionc. How much money does a shopper save if he buys one 3 pound package instead of three 1 pound packages. Where does the savings ap...

I need the formula and answer for this question. The battery capacity is 60 Ampere-hour. The current drawn is 4 amps. How long does it take to be fully discharged?

"(a) Prepare a vertical analysis of the 2009 income statement data for Douglas Company and Maulder Company in columnar form.(b) Comment on the relative profitability of the companies by computing the return on assets and the return on common stockholders’ equity ratios for both companies."

Sam Student had borrowed $1,000 from his cousin. Sam and the cousin became involved in a heated disagreement when the cousin began to press Sam for repayment of the loan. Finally, Sam wrote a check for $190 to the cousin and conspicuously wrote on the check in big letters that it was full and final payment for the $1,000 loan. In need of money, the cousin cashed the check and demanded the other $800 from Sam. Sam refused to pay, that they had entered into an accord and satisfaction that di...

Record the journal entries necessary on Crain’s books for 2005 assuming that Crain uses the equity method to account for its investment in Downey.

"Taylor Supply is a wholesaler of office supplies and equipment. Taylor purchases cartons of staples from Barker Manufacturing. Barker offers a price of $7 per carton of staples. Taylor incurs a fixed charge of $90 per order to cover order equipment and clerical costs.What is Taylor's basic economic order quantity?a. 247 cartonsb. 350 cartonsc. 3,178 cartonsd. 4,495 cartonsWhat is Taylor's annual average number of cartons in cycle stock i...

Will the Intelligent systems and Knowledge Management Systems replace the executives and decision makers in organizations?

According to Best buy, 2/3 citizens have iPods. In a randomly selected group of 3 iPod owners, what is the probability that all 3 would have iPods from best buy? Or at least one would have iPod from best buy?