A three-phase 5 hp 208 v motor has an efficiency of 92 and
A three-phase 5 hp, 208 V motor has an efficiency of 92%, and a power factor of 0.87 (lagging) when it runs at full power. Calculate the motor phase currents and line currents if the motor is wye connected, and delta connected.
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(a) Draw the equivalent circuit. (b) Determine the ohmic value of the impedances. (c) Calculate the source current in amperes and in percent if the generator operating voltage is 3.8 kV (line-to-line) and a reactance of X=125% is connected in seri
Cyber Security Systems had sales of 4,200 units at $100 per unit last year. The marketing manager projects a 10 percent increase in unit volume sales this year with a 25 percent price increase. Returned merchandise will represent 6 percent of tota
A meterstick is moving by an observer in a diretion parallel to its length. what is the measured length in the reference frame of the observer
You heat the gas until the root mean square speed of the molecules of the sample has been doubled. What will be the final pressure of the gas
10-year, 12% coupon bond that pays interest annually is currently selling for $1,083. What is the yield to maturity of the bond? [The face value of the bond is $1,000]
Assume that 3-month treasury bills totalling $12 billion were sold in $10,000 denominations at a discount rate of 3.605%. In addition, the treasury department sold 6-month bills totaling $10 billion at a discount rate of 3.55%.
Census figures indicate that Hispanics, many of whom come from Mexico or are of Mexican ancestry, are the fasting growing population in the United States. This has caused some to argue that "American" culture is in danger, specifically with regard
a. Tablulate the truth table for an 8x4 ROM that implements these Boolean functions. b. Tabulate the PLA programming table for these functions. Minimuze the number of product terms. c. Implement this circuit using a PAL with 3 inputs, 4 outputs and 3
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