### Nortons Theorem mcqs in Network Theorem

Norton’s Theorem is used to simplify **__**.

a) Resistive circuits only

b) Capacitive circuits only

c) Inductive circuits only

d) Linear circuits

Answer: d) Linear circuits

Explanation: Norton’s Theorem is used to simplify linear circuits containing both resistive and reactive elements.

Norton’s Theorem states that any linear two-terminal network can be replaced by an equivalent **__**.

a) Voltage source and series resistance

b) Current source and parallel resistance

c) Voltage source and parallel resistance

d) Current source and series resistance

Answer: d) Current source and series resistance

Explanation: Norton’s Theorem states that any linear two-terminal network can be replaced by an equivalent current source and series resistance.

The equivalent current source in Norton’s Theorem is called the **__**.

a) Norton current

b) Norton resistance

c) Norton voltage

d) Norton impedance

Answer: a) Norton current

Explanation: The equivalent current source in Norton’s Theorem is called the Norton current.

The Norton resistance is calculated by **__**.

a) Short-circuiting the output terminals and finding the total resistance

b) Open-circuiting the output terminals and finding the total resistance

c) Taking the ratio of the open-circuit voltage to the short-circuit current

d) Taking the ratio of the short-circuit current to the open-circuit voltage

Answer: c) Taking the ratio of the open-circuit voltage to the short-circuit current

Explanation: The Norton resistance is calculated by taking the ratio of the open-circuit voltage to the short-circuit current.

The Norton equivalent circuit is often used for **__**.

a) Power calculations

b) Voltage measurements

c) Impedance matching

d) Frequency analysis

Answer: a) Power calculations

Explanation: The Norton equivalent circuit is often used for power calculations and determining power transfer in a circuit.

Norton’s Theorem is based on the principle of **__**.

a) Superposition

b) Linearity

c) Equivalence

d) Reciprocity

Answer: c) Equivalence

Explanation: Norton’s Theorem is based on the principle of equivalence, where a complex circuit is replaced by a simplified equivalent circuit.

The Norton equivalent circuit provides the same **__** as the original circuit.

a) Voltage

b) Current

c) Power

d) Impedance

Answer: b) Current

Explanation: The Norton equivalent circuit provides the same current as the original circuit at the output terminals.

The Norton current and Norton resistance are **__** related to the original circuit.

a) Directly

b) Inversely

c) Not

d) Partially

Answer: a) Directly

Explanation: The Norton current and Norton resistance are directly related to the original circuit.

The Norton equivalent circuit can be used to analyze **__**.

a) DC circuits only

b) AC circuits only

c) Both DC and AC circuits

d) Non-linear circuits

Answer: c) Both DC and AC circuits

Explanation: The Norton equivalent circuit can be used to analyze both DC and AC circuits.

The Norton current is equal to the **__**.

a) Short-circuit current

b) Open-circuit current

c) Voltage across the load

d) Current through the load

Answer: a) Short-circuit current

Explanation: The Norton current is equal to the short-circuit current flowing through the load.

Norton’s Theorem can be applied to circuits containing **__**.

a) Resistors only

b) Capacitors only

c) Inductors only

d) Resistors, capacitors, and inductors

Answer: d) Resistors, capacitors, and inductors

Explanation: Norton’s Theorem can be applied to circuits containing resistors, capacitors, and inductors.

The Norton equivalent circuit is valid for **__**.

a) A specific frequency range

b) A specific temperature range

c) The entire frequency spectrum

d) Non-linear circuits

Answer: c) The entire frequency spectrum

Explanation: The Norton equivalent circuit is valid for the entire frequency spectrum, as it represents the linear characteristics of the original circuit.

The Norton equivalent circuit provides the same **__** as the original circuit.

a) Voltage and power

b) Voltage and impedance

c) Current and power

d) Current and impedance

Answer: c) Current and power

Explanation: The Norton equivalent circuit provides the same current and power as the original circuit at the output terminals.