Electric Circuits II

Show all steps leading to the final answer, where applicable, for partial credit.

1. Find the indicated values for the following circuit.

a. Determine the voltage across each circuit element.

b. Determine the total circuit current and the current through each branch.

c. Find the values of R3 and R4 for extra credit.

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2. For the given circuit, determine the following parameters.

a. The total capacitance

b. The voltage across each capacitor

c. The current through each capacitor.

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3. For the circuit shown below, calculate:

a. The voltage across each inductor.

b. The current through each inductor.

c. The inductance value of L2

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4. For the circuit shown below, perform the following tasks.

a. Find the voltage across the load (secondary voltage).

b. Find the current in the secondary.

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5. For the circuit below, calculate the following:

a. Determine the value to which the variable resistor must be set to make the total current 9 mA.

b. What are the resulting impedance magnitude and phase angle?

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6. For the circuit below, calculate the following:

a. The total impedance in rectangular coordinates.

b. The voltage across each circuit element.

c. The total circuit current.

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7. For the circuit below, calculate the following.

a. Total circuit impedance.

b. Total circuit current,

c. True power.

d. Reactive power

e. Apparent power.

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8. For the circuit below, calculate the following.

a. The resonant frequency.

b. The Bandwidth.

c. The upper and lower critical frequencies.