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Unformatted text preview: ECE200 Test #2 Print Name ________________________________________ By signing I am stating that I have taken this quiz in accordance with the NCSU honor code. Signature __________________________________________ 1. (10 points) For the voltage signal shown above, a. What voltage would be recorded on a voltmeter in the DC mode? b. What voltage would be recorded on a voltmeter in the AC mode? c. Calculate the power this signal would deliver to a 2K resistor. v +10 +5 5 2 4 6 8 10 12 14 16 t(ms) 2. (10 points) Given the voltage and current signals above, a. Determine the RMS voltage. b.Determine the RMS current. c. Determine the power factor. d.Calculate the apparent power. e. Calculate the real power. v i 3. (15 points) From the oscilloscope display (top signal) and power spectrum (bottom signal) of the signal above, a. Determine the fundamental frequency of the signal. b. Find the frequency span used to display this spectrum....
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This test prep was uploaded on 03/20/2008 for the course ECE 200 taught by Professor Escuti during the Fall '07 term at N.C. State.
 Fall '07
 Escuti
 Volt

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