EE 328 EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2026
[LAB 1] If voltage is taken going from A to B, is this a potential gain or loss across the battery? -
Answers gain
[LAB 1] What can you deduce from the measurement of I1 and I2? - Answers I1 = I2
[LAB 1] Should I3 and I4 be of the same value? - Answers yes
[LAB 1] Remove R3 from the circuit and note the voltage drops between node C and D, and D and A.
Does the resistance of the whole circuit increase or decrease? - Answers increase
[LAB 1] How does the current change in the whole circuit? - Answers decrease
[LAB 1] Put R3 back in the circuit. Write KCL at node D. - Answers I2 = I3 + I4
[LAB 1] Substitute your measurements in your choice above, are the two sides equal?(They may not
be exactly equal, but very close, wink wink) - Answers yes
[LAB 1] Does that verify KCL at node D? - Answers yes
[LAB 1] Write KVL around the larger loop - Answers Vab + Vbc + Vcd + Vda = 0
[LAB 1] substitute your measurements in your choice above, are the two sides equal?(They may not
be exactly equal, but very close) - Answers yes
[LAB 1] Does that verify KVL around the large loop? - Answers yes
[LAB 2] In circuit 6, if we change the resistor such that the voltage drop across it is higher than 3V.
What happens to the LED?
Assume LED lights up at 1.7V - Answers LED turns off
[LAB 2] Do the characteristic curves of each non linear component agree with the theoritcal behaviout
predicted? - Answers yes
[LAB 2] For the circuit in Figure 12 in the lab manual. What is the size of the resisitor that will result in
current I = 2A? - Answers 4 ohms
[LAB 3] For circuit 2 and the subsequent circuits, what is the relationship between 𝑉( 𝑜𝑢𝑡)1, 𝑉( 𝑜𝑢𝑡)2
and 𝑉(𝑜𝑢𝑡)total? - Answers 𝑉(𝑜𝑢𝑡)total = 𝑉(𝑜𝑢𝑡)1 + 𝑉(𝑜𝑢𝑡)2
[LAB 3] For circuit 2 and the subsequent circuits, what is the relationship between 𝐼1, 𝐼2 and I3? -
Answers I1 = I2 + I3
[LAB 3] Based on your answer to the previous questions, does that verify the superposition principle?
- Answers yes
[LAB 3] In the lab question at the end, what is your result for K1 and K2? - Answers K1 =
R2*R3/(R1*R2+R2*R3+R1*R3)
K2 = R2*R1/(R1*R2+R2*R3+R1*R3)
[LAB 3] Based on your answer to the previous, which power supply has a bigger effect on the output
voltage? - Answers Vin2
[LAB 4] Does the voltage you measured in Q7 matches what you measured in Part A Q3?(little
difference is acceptable) - Answers yes
[LAB 4] Based on your answer to the previous question, does that verify Thevenin Equivalence? -
Answers yes
[LAB 4] For the circuit in Figure 8 in the lab manual. What will happen to Vth and Rth in case a
(use superposition to find the contribution of each source to Vth) - Answers no change in both
[LAB 4] For the circuit in Figure 9 in the lab manual. What will happen to Vth and Rth in case b
(use superposition to find the contribution of each source to Vth) - Answers no change in both
[LAB 5] Based on the result of step 5, what conclusion can you draw regarding how internal resistance
changes with resistance of the circuit? - Answers mostly consistant
[LAB 5] Explain the purpose of the triggering function. - Answers the triggering function allows
manipulation of the time varying signals, allowing for a stationary image to be 'caught' and analyzed.
[LAB 5] What is the difference between AC and DC coupling? - Answers AC coupling only shows the
AC component of the signal whereas DC coupling shows both AC and DC components
[LAB 5] Why does the probe display a signal whenever its tip is tapped by your finger? - Answers it
reads the electrical signals from the heart
[LAB 6] The unit for RC is seconds and the unit for L/R is also seconds. What will the appropriate units
be for LC? - Answers s^2
[LAB 1] If voltage is taken going from A to B, is this a potential gain or loss across the battery? -
Answers gain
[LAB 1] What can you deduce from the measurement of I1 and I2? - Answers I1 = I2
[LAB 1] Should I3 and I4 be of the same value? - Answers yes
[LAB 1] Remove R3 from the circuit and note the voltage drops between node C and D, and D and A.
Does the resistance of the whole circuit increase or decrease? - Answers increase
[LAB 1] How does the current change in the whole circuit? - Answers decrease
[LAB 1] Put R3 back in the circuit. Write KCL at node D. - Answers I2 = I3 + I4
[LAB 1] Substitute your measurements in your choice above, are the two sides equal?(They may not
be exactly equal, but very close, wink wink) - Answers yes
[LAB 1] Does that verify KCL at node D? - Answers yes
[LAB 1] Write KVL around the larger loop - Answers Vab + Vbc + Vcd + Vda = 0
[LAB 1] substitute your measurements in your choice above, are the two sides equal?(They may not
be exactly equal, but very close) - Answers yes
[LAB 1] Does that verify KVL around the large loop? - Answers yes
[LAB 2] In circuit 6, if we change the resistor such that the voltage drop across it is higher than 3V.
What happens to the LED?
Assume LED lights up at 1.7V - Answers LED turns off
[LAB 2] Do the characteristic curves of each non linear component agree with the theoritcal behaviout
predicted? - Answers yes
[LAB 2] For the circuit in Figure 12 in the lab manual. What is the size of the resisitor that will result in
current I = 2A? - Answers 4 ohms
[LAB 3] For circuit 2 and the subsequent circuits, what is the relationship between 𝑉( 𝑜𝑢𝑡)1, 𝑉( 𝑜𝑢𝑡)2
and 𝑉(𝑜𝑢𝑡)total? - Answers 𝑉(𝑜𝑢𝑡)total = 𝑉(𝑜𝑢𝑡)1 + 𝑉(𝑜𝑢𝑡)2
[LAB 3] For circuit 2 and the subsequent circuits, what is the relationship between 𝐼1, 𝐼2 and I3? -
Answers I1 = I2 + I3
[LAB 3] Based on your answer to the previous questions, does that verify the superposition principle?
- Answers yes
[LAB 3] In the lab question at the end, what is your result for K1 and K2? - Answers K1 =
R2*R3/(R1*R2+R2*R3+R1*R3)
K2 = R2*R1/(R1*R2+R2*R3+R1*R3)
[LAB 3] Based on your answer to the previous, which power supply has a bigger effect on the output
voltage? - Answers Vin2
[LAB 4] Does the voltage you measured in Q7 matches what you measured in Part A Q3?(little
difference is acceptable) - Answers yes
[LAB 4] Based on your answer to the previous question, does that verify Thevenin Equivalence? -
Answers yes
[LAB 4] For the circuit in Figure 8 in the lab manual. What will happen to Vth and Rth in case a
(use superposition to find the contribution of each source to Vth) - Answers no change in both
[LAB 4] For the circuit in Figure 9 in the lab manual. What will happen to Vth and Rth in case b
(use superposition to find the contribution of each source to Vth) - Answers no change in both
[LAB 5] Based on the result of step 5, what conclusion can you draw regarding how internal resistance
changes with resistance of the circuit? - Answers mostly consistant
[LAB 5] Explain the purpose of the triggering function. - Answers the triggering function allows
manipulation of the time varying signals, allowing for a stationary image to be 'caught' and analyzed.
[LAB 5] What is the difference between AC and DC coupling? - Answers AC coupling only shows the
AC component of the signal whereas DC coupling shows both AC and DC components
[LAB 5] Why does the probe display a signal whenever its tip is tapped by your finger? - Answers it
reads the electrical signals from the heart
[LAB 6] The unit for RC is seconds and the unit for L/R is also seconds. What will the appropriate units
be for LC? - Answers s^2
