Akhbar Elyom Academy
Department of Computer Science
Course: Electronics (BAS105)
Year:
First Computer Science
Ac. Year:
Semester:
Kirchhoff’s Laws
1. Determine Vo in the circuit shown in Fig.
2. Obtain v1 through v3 in the circuit of Fig
3. Find I and Vab in the circuit of Fig
4. In the circuit shown in Fig., determine Vx and the
power absorbed by the 12Ω resistor.
Series and Parallel Resistors
1. For the circuit in Fig.,io = 2 A Calculate ix and the
total power dissipated by the circuit
2. For the circuit in Fig., determine i1 to i5
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Second
3. Find i1 through i4 in the circuit of Fig
4. Using series/parallel resistance combination, find
the equivalent resistance seen by the source in the
circuit of Fig. Find the overall dissipated power.
5. Calculate Vo and Io in the circuit of Fig
6. Find i and Vo in the circuit of Fig
7. Find R for the circuit in Fig.
8. Evaluate for each of the circuits shown in Fig
9. If Req = 50 Ω in the circuit of Fig., find R.
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10. Obtain the equivalent resistance at terminals a-b.
Nodal Analysis
1. Find Ix in the circuit of the shown fig. if R1 = R2 =
R3 = 10 Ω
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2. For the circuit in Fig., obtain v1 and v2
3. Find the currents I1 through I4 and the voltage vo
in the circuit of Fig.
4. Obtain vo in the circuit of Fig.
5. Use nodal analysis to obtain vo, I1, I2, and I3 in the
circuit of Fig.
6. Find Vo and the power dissipated in all the
resistors in the circuit of Fig.
7. Calculate v1 and v2 in the circuit of Fig. using
nodal analysis.
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8. Using nodal analysis, find vo in the circuit of Fig
Mesh Analysis
1. Obtain vo in the circuit of Fig.
2. Find Ix in the circuit of the shown fig. if R1 = R2
= R3 = 10 Ω
3. Use nodal analysis to obtain vo, I1, I2, and I3 in the
circuit of Fig.
4. For the bridge network in Fig., find io using mesh
analysis.
5. Apply mesh analysis to find i in Fig
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Superposition
1. Using superposition, find Vo in the circuit of Fig.
2. Use superposition to find vo in the circuit
3. Determine vo in the circuit of Fig using the
superposition principle.
4. Use superposition to find vo in the circuit of Fig.
Source Transformation
1. Use source transformations to reduce the circuit
in Fig to a single voltage source in series with a
single resistor.
2. For the circuit in Fig., use source transformation
to find i.
3. Use source transformation to determine the
current and power in the 8- Ω resistor.
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4. Obtain Vo in the circuit of Fig using source
transformation.
5. Use source transformation to find in the circuit of
Fig.
Thevenin’s and Norton’s Theorems
1. Determine RTh and VTh at terminals 1-2 of each of
the circuits in Fig. Then Determine RN and IN
2. Solve for the current i in the circuit of Fig. using
Thevenin’s theorem. (Hint: Find the Thevenin
equivalent seen by the 12-Ω resistor.)
3. Find the Thevenin and Norton equivalents at
terminals a-b of the circuit shown in
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Phasors and AC analysis
1. Find the phasors corresponding to the following signals:
2. Obtain the sinusoids corresponding to each of the following phasors:
3. Find current i in the circuit of Fig., when vs(t) =
50 cos 200t V.
4. For the circuit shown in Fig., find Zeq and use
that to find current I. Let ω = 10 rad/s.
5. Find v(t) in the RLC circuit of Fig.
6. Find current Io in the circuit shown in Fig
7. Calculate i(t) in the circuit of Fig
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8. Solve for io in Fig. using nodal and mesh analysis
9. Using mesh analysis, find I1 and I2 in the circuit
of Fig.
10. Find io in the circuit shown in Fig. using
superposition.
11. Use the superposition principle to obtain vx in the
circuit of Fig. Let and is = 6 cos(6t + 10o) A. vs =
25 sin 2t V
12. Using source transformation, find i in the circuit
of Fig.
13. For each of the circuit in Fig, obtain Thevenin
and Norton equivalent circuits at terminals a-b.
14. Obtain the Norton equivalent of the circuit
depicted in Fig. at terminals a-b.
Electronics
1. For the diode configuration shown find ID, VD
and VL if RL = 2.2 KΩ.
2. Repeat problem 1 with the reverse biased
3. Determine Vo and ID for the diode circuit shown.
RL = 5.3 KΩ.
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4. Determine I1, V1, V2 and Vo for the diode circuit
shown. R2 = 2.2 KΩ, R1 = 4.7KΩ
5. Determine I1, ID1, ID2, and Vo in the circuit shown.
R = 0.33 KΩ
6. Determine ID1, and ID2. R = 2.2 KΩ
7. Determine I1, I2 and ID1.
8. Determine Vo if
(a) V1 = V2 = 5V
(b) V1 = 5V, V2 = 0
(c) V1 = V2 = 0.
9. Determine VDQ, IDQ, and VR
10. Repeat problem 9 using approximate equivalent model for silicon diode.
11. Repeat problem 9 using the ideal diode model.
12. Sketch Vo (a) assuming an ideal diode
(b) practical model
13. For the circuit in problem 12, sketch the transfer curve.
14. Determine the output waveform VO for the
network shown in Fig. Vi = 10 sin ωt
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15. If VB = 1V and VE = 1.7V find α, β, and VC.
16. Analyze the circuit shown.
17. Analyze the circuit shown. Assume β = 100
18. Determine all the currents and voltages for the
circuit shown.
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