A periodic discrete-time signal x [n] is exactly described for all discrete time by its DFT
(a) Write a correct analytical expression for x [n] in which 
, “j ,” does not appear.
(b) What is the numerical value of x[n] at n = ?10?
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The following are examples of hazardous wastes: ignitable wastes, corrosive wastes, and reactive wastes. Provide a brief description of each.
What will be an ideal response?
Using the diagram, determine the measure of ?4.
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Fill in the blank(s) with the appropriate word(s).
A hot compressor with an infinite ohm reading between Common and the other two terminals and a reading of 4.3 ohms between the start and run terminals most likely has:
A) An open common winding. B) An open internal overload. C) An open start winding. D) A shorted run winding.
A conductive target changes the value of the capacitor in a capacitor proximity detector by __________.
A. adding an additional plate B. changing the dielectric constant C. both a and b