BEE - Bachelor of Electrical Engineering Circuit Analysis 1

Question 1

Thevenin's theorem states that any linear circuit with sources and resistors can be replaced by:

Accepted Answer

A single voltage source in series with a resistance

Answer

A single current source in parallel with a resistance

Answer

Two voltage sources connected in series

Answer

A single resistor connected to ground

Question 2

In a voltage divider with resistors R1 and R2 in series across a supply voltage Vs, the voltage across R2 is:

Accepted Answer

Vs × (R2 / (R1 + R2))

Answer

Vs × (R1 / (R1 + R2))

Answer

Vs × (R1 + R2) / R2

Answer

Vs × R1 × R2

Question 3

The superposition theorem is applicable only to circuits that are:

Accepted Answer

Linear and bilateral

Answer

Non-linear and time-variant

Answer

Purely resistive with no sources

Answer

Resonant at a specific frequency

Question 4

In mesh analysis, which law is applied to write the equations for each mesh?

Accepted Answer

Kirchhoff's Voltage Law

Answer

Kirchhoff's Current Law

Answer

Norton's theorem

Answer

Thevenin's theorem

Question 5

A purely inductive circuit carrying a sinusoidal current has a power factor of:

Accepted Answer

0

Answer

1

Answer

0.5

Answer

0.707

Question 6

Norton's equivalent circuit consists of:

Accepted Answer

A current source in parallel with a resistance

Answer

A voltage source in series with an impedance

Answer

Two current sources in series

Answer

A resistor in series with a capacitor