# Source of transformation mcq Questions and Answers

## Source of transformation mcq Questions and Answers

Source transformation is a technique used to simplify circuits by:
a) Replacing voltage sources with current sources
b) Replacing current sources with voltage sources
c) Replacing resistors with capacitors
d) Replacing inductors with resistors
Answer: b) Replacing current sources with voltage sources

Source transformation is based on which fundamental law in circuit theory?
a) Ohm’s law
b) Kirchhoff’s voltage law
c) Kirchhoff’s current law

Source transformation can be applied to circuits with:
a) Resistors only
b) Capacitors only
c) Inductors only
d) Any combination of resistors, capacitors, and inductors
Answer: d) Any combination of resistor s, capacitors, and inductors

When applying source transformation, a current source in parallel with a resistor can be transformed into:
a) A voltage source in series with a resistor
b) A voltage source in parallel with a resistor
c) A voltage source in parallel with a capacitor
d) A voltage source in series with an inductor
Answer: a) A voltage source in series with a resistor

Thevenin’s theorem and Norton’s theorem are based on the concept of:
a) Source transformation
b) Series-parallel combination
c) Maximum power transfer
d) Superposition theorem

In source transformation, a voltage source with an internal resistance can be transformed into:
a) A current source with an internal resistance
b) A current source in parallel with a resistor
c) A current source in series with a resistor
d) A current source in series with an inductor
Answer: b) A current source in parallel with a resistor

When applying source transformation, a voltage source in series with a resistor can be transformed into:
a) A current source in parallel with a resistor
b) A current source in series with a resistor
c) A current source in series with a capacitor
d) A current source in parallel with an inductor
Answer: a) A current source in parallel with a resistor

Source transformation does not change the overall behavior of the circuit.
a) True
b) False

Source transformation is particularly useful in analyzing circuits with:
a) High voltage sources
b) High current sources
c) Non-linear components

Source transformation can be applied to circuits containing dependent sources.
a) True
b) False

Source transformation is most commonly used to simplify circuits in:
a) Digital electronics
b) Power systems
c) Audio amplifiers

Source transformation is valid for both DC and AC circuits.
a) True
b) False

When applying source transformation, the resistance values in the circuit are:
a) Unchanged
b) Halved
c) Doubled
d) Reversed

Source transformation is not applicable to circuits with reactive components, such as capacitors and inductors.
a) True
b) False

The process of source transformation preserves the power delivered to the circuit.
a) True
b) False

The process of source transformation is reversible, meaning the original circuit can be obtained by performing the transformation again.
a) True
b) False

Source transformation is a technique used to simplify complex circuits into equivalent circuits that are easier to analyze.
a) True
b) False

The process of source transformation is based on the principle of conservation of:
a) Energy
b) Charge
c) Power
d) Voltage

Source transformation cannot be applied to circuits with feedback loops.
a) True
b) False

Source transformation can be used to find the Thevenin or Norton equivalent of a circuit.
a) True
b) False

The concept of source transformation can be extended to non-linear elements in a circuit.
a) True
b) False

Source transformation is a useful technique in circuit design and analysis, as it simplifies the circuit and reduces computational complexity.
a) True
b) False

When applying source transformation, the polarity of the voltage source remains the same.
a) True
b) False

Source transformation is primarily used in:
a) Digital signal processing
b) Data encryption
c) Power electronics
d) Communication systems

The process of source transformation is a reversible mathematical operation that allows for easy circuit simplification.
a) True
b) False

Source transformation is not applicable to circuits with resistive loads.
a) True
b) False

When applying source transformation, the internal resistance of the source is considered.
a) True
b) False

Source transformation is a technique used to convert a circuit into its polar form.
a) True
b) False