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H. Bilgekul Eeng 224 Midterm I Exam, 11-12 Spring
EEaasstteerrnn MMeeddiitteerrrraanneeaann UUnniivveerrssiittyy
EElleeccttrriiccaall aanndd EElleeccttrroonniicc EEnnggiinneeeerriinngg DDeeppaarrttmmeenntt
EEEEEE222244––CCiirrccuuiitt TThheeoorryy IIII MMiiddtteerrmm II EExxaamm DDaattee:: 1133 AApprriill 22001122
Instructor: Hüseyin Bilgekul Spring (2011-2012) Duration: 110 Minutes
Q1) (20 %) The sinusoidal voltage and current waveforms applied to an impedance Z is shown below,
where each vertical division of the graph represents 1 Volt for v(t) and 1 A for i(t).
c) Find the value of the impedance Z.
d) Calculate the real average power P and the reactive power Q deleivered to Z.
0 500 1000 1500 2000 2500 3000-10
-8
-6
-4
-2
0
2
4
6
8
10
Time (t) (milisec)
v(t
) (V
olts)
and i(t
) (A
)
St. Number, Name & Surname
__________________________________ “I have neither given nor received unauthorized aid”
Q1
Q2
Q3
Q4
Q5
Total
( )v t
( )i t
H. Bilgekul Eeng 224 Midterm I Exam, 11-12 Spring
H. Bilgekul Eeng 224 Midterm I Exam, 11-12 Spring
H. Bilgekul Eeng 224 Midterm I Exam, 11-12 Spring
H. Bilgekul Eeng 224 Midterm I Exam, 11-12 Spring