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?

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Using the diagram, determine the measure of ?4. 

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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

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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.

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