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® EECS 315 Exam 2
Electric Circuits and Machines
October 23, 2007
Closed Books and Closed Notes: Show all work. Provide units.
1. Determine the average real power P being ae in are in the 20 resistance.
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2, Consider the circuit shown below.
8. Determine the current I, in phasor notation. Include both magnitude and phase.
b. Determine the total complex power Siu being delivered to the combined loads.
¢. Caleulate the power factor (pf) at Terminals (a,b). Be sure that you state whether
Tagging or Jeading.
this power factor is
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3. For the circuit shown below with an ideal transformer, solve for the current I,, Express
your answer in phasor notation in polar farm.
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