An LC fedback osciillator that uses two series inductors in the feedback path is called a
A) Hartley oscillator B) transformer-coupled oscillator
C) Inductive oscillator D) Clapp oscillator
A
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When the country’s economy is expanding, AB Investment Company is optimistic and expects a MARR of 15% on new investments. However, in a receding economy the expected return is 8%. Normally a 10% per year return is anticipated. An expanding economy causes the estimates of project life to go down about 20%, and a receding economy causes the life values to increase about 10%. Additionally, the market value after the project’s life varies widely; optimistically, it may be as high as 50% more or as low as 75% of the initial investment.
(a) Summarize the optimistic, most likely, and pessimistic estimates in tabular form.
(b) Use a spreadsheet to calculate and plot the sensitivity of PW versus (1) MARR, (2) life values, and (3) market value for possible investment in one of two locations. Use the most likely estimates for the other parameters.
(c) Considering all the analyses, under which scenario, if any, should location Miami or Houston be rejected?
All monetary values are in $1000 units.
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The effective use of springs in machine design depends on several basic criteria. Which of the following is not one of those criteria?
A. function stresses B. tolerances C. smoothness D. material E. none of the above
Technician A says that an EUP fueled engine must use a camshaft that rotates in the same direction as the crankshaft. Technician B says that EUP roller lifters ride directly on the cam profiles that actuate them. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Many small business owners have purchased which of the following voice equipment in order to meet their needs?
A) ISDN B) PBXs C) voice mail system D) key systems E) a and c F) c and d