QI) In figure below, the switch in the circuit has been in position (1) for a long time. Att=0, the switch moves to position (2). Find: a) ,(t) b)i,(t) for 120.

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
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%ov lI.
2_526511681092295...
UNIVERSITY OF SAMARRA
COLLEGE OF ENGINEERING
ELECTROMECHANICAL ENGINEERING DEPARTMENT
NOTE: ANSWER ALL QUESTIONS
Q1) In figure below, the switch in the circuit has been in position (1) for a long time. Att= 0, the switch moves to
position (2). Find: a) v (t) b) i, (t) for 120.
Q2) The uncharged capacitor in the circuit shown in figure is initially switched to terminal (1). Att=0, the switch is
moved to position (2), where it remained for (15 ms). After that, the switch is moved to position (3) for (5 ms).
Finally, the switech is moved to position (4) for indefinitely.
a) Derive the numerical expression for the voltage across the capacitor and the inductor.
b) Plot the capacitor voltage and inductor voltage versus time.
rookn
='vit)
Q3) For the circuit shown in figure below, at V(0) = lv and
i, (0) = 10 mA
a) Find the initial value of currents in each branch.
b) Find the initial value of
e) Find the numerical expression of vit).
d) Druw v(1).
e) Find ig(t), (t) and ie(t)
Q4) Design an RLC parallel circuit whose output is a pure sinusoidal, and write the mathematical expression of v(1)
and i(t).
II
>
Transcribed Image Text:%ov lI. 2_526511681092295... UNIVERSITY OF SAMARRA COLLEGE OF ENGINEERING ELECTROMECHANICAL ENGINEERING DEPARTMENT NOTE: ANSWER ALL QUESTIONS Q1) In figure below, the switch in the circuit has been in position (1) for a long time. Att= 0, the switch moves to position (2). Find: a) v (t) b) i, (t) for 120. Q2) The uncharged capacitor in the circuit shown in figure is initially switched to terminal (1). Att=0, the switch is moved to position (2), where it remained for (15 ms). After that, the switch is moved to position (3) for (5 ms). Finally, the switech is moved to position (4) for indefinitely. a) Derive the numerical expression for the voltage across the capacitor and the inductor. b) Plot the capacitor voltage and inductor voltage versus time. rookn ='vit) Q3) For the circuit shown in figure below, at V(0) = lv and i, (0) = 10 mA a) Find the initial value of currents in each branch. b) Find the initial value of e) Find the numerical expression of vit). d) Druw v(1). e) Find ig(t), (t) and ie(t) Q4) Design an RLC parallel circuit whose output is a pure sinusoidal, and write the mathematical expression of v(1) and i(t). II >
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