"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...

Preparing a schedule showing a vertical analysis for two years analyzing the Financial Statements prepared

"Take the following three row vectors: A = (1, 3), B = (7, 9), C = (7, 2)• Find the column vectors V = AT, W = BT, X = CT• Create the Matrix D such that A is the first row, B is the second row, and C is the third row• Create the Matrix E such that V is the first column, W is the second column, X is the third column• Does E = DT?"

"Describe the theory of operant conditioning.a. Compare and contrast positive and negative reinforcement.b. Determine which form of reinforcement is the most effective. Explain your reasoning.c. Select a scenario in which you would apply operant conditioning to shape behavior.Create a reinforcement schedule for your selected behavior."

"1.Assume initially all firms that produce a product X in a perfectly competitive market earn normal profit. There is a drop in consumers' preference for X such that the market demand decreases.(i) What will happen to all the firms in the short run equilibrium? Explain with a suitable industry and firm diagram.(ii) How would the firms adjust to the long run equilibrium? Explain with a suitable industry and firm diagram.2.Explain with the aid of a diagram why monopoly i...

"A 1200 kg car carrying two 110 kg football players travels over a bumpy ""washboard"" road with the bumps spaced 3.1m apart. The driver finds that the car bounces up and down with maximum amplitude when he drives at a speed of 4.2 m/s (approx 9.4 mph). The car then stops and picks up three more 110 kg passengers.By how much does the car body sag on its suspension when these three additional passengers get in?Express your answer using two significant figures."

"Zombie Industries issues $400,000 face value, 8.5% coupon, 15-year bonds on January 1, 2008. Interest is paid annually on December 31.a. At what price (where par = 100%) would these bonds be issued, if the market rate of interest on January 1, 2008 is 10%?b. Prepare the journal entry to record the sale of the bonds on January 1, 2008 if the market rate of interest on January 1, 2008 is 10%?c. Prepare the journal entry to record interest expense and the interest paymen...

"a) At this output level, calculate the average cost and the marginal cost.b) Draw a diagram showing the current situation of the firm.c) In addition to the above information, suppose the price of the output is $13/unit, if the firm wants to maximize its profit, what should it do? Explain in detail with the aid of a diagram.d) Suppose the price of the output is $16/unit instead, if the firm wants to maximize its profit, what should it do? Explain in detail with the aid...

"a) Compute the Earnings before interest and taxes (EBIT) for each level of sales.b) Compute the Earnings per share (EPS) for each level of sales, the expected EPS, the standard deviation of the EPS, and the coefficient of variation of EPS, assuming that there are $10,000 shares of common stock outstanding,c) Tower has the opportunity to reduce its leverage to zero and pay no interest. This will require that the number of shares outstanding be increased to $15,000. Repeat par...

What is infection? How is it related to or different than inflammation?