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An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred when
- a)The load resistance is very large as compared to the source resistance
- b)The load resistance is very low compared to the source resistance
- c)There is no preferred case.
- d)Both of the cases mentioned are the preferred case
Correct answer is option 'A'. Can you explain this answer?
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An electrical signal can be represented in either Thevenin form or Nor...
a is preferred in Thevenin’s case and b in Norton’s case
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An electrical signal can be represented in either Thevenin form or Nor...
Thevenin Form and Norton Form
Thevenin Form and Norton Form are two equivalent representations of electrical circuits that simplify the analysis of complex circuits. These representations allow us to model the behavior of a circuit by replacing the actual circuit with an equivalent circuit, which consists of a single voltage source and a single resistor.
Definition of Thevenin Form
In Thevenin form, the circuit is represented by a single voltage source in series with a single resistor. The voltage source is called the Thevenin voltage and the resistor is called the Thevenin resistance. This representation is valid for any linear, bilateral circuit.
Definition of Norton Form
In Norton form, the circuit is represented by a single current source in parallel with a single resistor. The current source is called the Norton current and the resistor is called the Norton resistance. This representation is also valid for any linear, bilateral circuit.
When is Thevenin Representation Preferred?
The Thevenin representation is preferred when the load resistance is very large compared to the source resistance. This is because in such cases, the voltage across the load resistor remains relatively constant regardless of the load resistance value.
Explanation
When the load resistance is very large compared to the source resistance, most of the voltage drop occurs across the load resistor. In this scenario, the Thevenin representation allows us to accurately model the behavior of the circuit by considering the Thevenin voltage source and the Thevenin resistance.
If we were to use the Norton representation in this case, the Norton current source would have to provide a very large current to maintain a constant voltage across the load resistor. This can be impractical and inefficient.
By using the Thevenin representation, we can simplify the circuit analysis by replacing the complex circuit with a single voltage source and a single resistor. This makes it easier to calculate the voltage and current at any point in the circuit.
In summary, the Thevenin representation is preferred over the Norton representation when the load resistance is very large compared to the source resistance.
Thevenin Form and Norton Form are two equivalent representations of electrical circuits that simplify the analysis of complex circuits. These representations allow us to model the behavior of a circuit by replacing the actual circuit with an equivalent circuit, which consists of a single voltage source and a single resistor.
Definition of Thevenin Form
In Thevenin form, the circuit is represented by a single voltage source in series with a single resistor. The voltage source is called the Thevenin voltage and the resistor is called the Thevenin resistance. This representation is valid for any linear, bilateral circuit.
Definition of Norton Form
In Norton form, the circuit is represented by a single current source in parallel with a single resistor. The current source is called the Norton current and the resistor is called the Norton resistance. This representation is also valid for any linear, bilateral circuit.
When is Thevenin Representation Preferred?
The Thevenin representation is preferred when the load resistance is very large compared to the source resistance. This is because in such cases, the voltage across the load resistor remains relatively constant regardless of the load resistance value.
Explanation
When the load resistance is very large compared to the source resistance, most of the voltage drop occurs across the load resistor. In this scenario, the Thevenin representation allows us to accurately model the behavior of the circuit by considering the Thevenin voltage source and the Thevenin resistance.
If we were to use the Norton representation in this case, the Norton current source would have to provide a very large current to maintain a constant voltage across the load resistor. This can be impractical and inefficient.
By using the Thevenin representation, we can simplify the circuit analysis by replacing the complex circuit with a single voltage source and a single resistor. This makes it easier to calculate the voltage and current at any point in the circuit.
In summary, the Thevenin representation is preferred over the Norton representation when the load resistance is very large compared to the source resistance.
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An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred whena)The load resistance is very large as compared to the source resistanceb)The load resistance is very low compared to the source resistancec)There is no preferred case.d)Both of the cases mentioned are the preferred caseCorrect answer is option 'A'. Can you explain this answer?
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An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred whena)The load resistance is very large as compared to the source resistanceb)The load resistance is very low compared to the source resistancec)There is no preferred case.d)Both of the cases mentioned are the preferred caseCorrect answer is option 'A'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred whena)The load resistance is very large as compared to the source resistanceb)The load resistance is very low compared to the source resistancec)There is no preferred case.d)Both of the cases mentioned are the preferred caseCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred whena)The load resistance is very large as compared to the source resistanceb)The load resistance is very low compared to the source resistancec)There is no preferred case.d)Both of the cases mentioned are the preferred caseCorrect answer is option 'A'. Can you explain this answer?.
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Solutions for An electrical signal can be represented in either Thevenin form or Norton From. However, Thevenin representation is preferred whena)The load resistance is very large as compared to the source resistanceb)The load resistance is very low compared to the source resistancec)There is no preferred case.d)Both of the cases mentioned are the preferred caseCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electrical Engineering (EE).
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