DC Circuit Analysis

What does Ohm's Law state?

• Voltage across a resistor is directly proportional to the current flowing through it.

• Current is independent of voltage.

• Resistance is constant regardless of voltage.

• Voltage is inversely proportional to current.

What is the unit of conductance?

• Siemens

• Volts

• Amperes

• Ohms

According to Kirchhoff's Voltage Law (KVL), what is the sum of all voltages around a closed loop?

• Equal to zero

• Equal to the total current

• Equal to the power supplied

• Equal to the total resistance

What does Kirchhoff's Current Law (KCL) state?

• Voltage is always higher at the source.

• Current can flow in only one direction.

• The sum of currents entering a node is equal to the sum of currents leaving the node.

• The sum of voltages in a circuit is constant.

What is the formula for power dissipated by a resistor?

• P = V^2 / R

• P = I^2 * R

• P = V * I

• All of the above

What is the Voltage Divider Rule (VDR) used for?

• To analyze parallel circuits.

• To find total current in a circuit.

• To divide voltage among resistors in series.

• To calculate power in a circuit.

In the Current Divider Rule (CDR), how is current divided?

• Among resistors in series.

• Among resistors in parallel.

• Only through the highest resistance.

• Only through the lowest resistance.

What is the purpose of Nodal Analysis?

• To calculate power dissipation.

• To find voltage across any element in a circuit.

• To determine the current through a resistor.

• To find the total resistance in a circuit.

What does the Superposition Theorem state?

• The total voltage is the sum of individual voltages.

• The total current is the sum of individual currents.

• The current through an element is constant.

• The voltage across an element is the sum of contributions from each independent source.

What is the Thevenin equivalent circuit used for?

• To simplify complex circuits into a single voltage source and resistance.

• To find the total current in a circuit.

• To analyze only AC circuits.

• To measure power dissipation.