# Network Theorems Mcqs

This set of Electrical engineering Multiple Choice Questions & Answers (MCQs) focuses on study of “Network Theorems”. These questions are chosen from a collection of most authoritative and best reference books on Electrical engineering. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, University and College entrance exams, Jobs and interviews. One should practice our MCQS to assimilate Network Theorems Mcqs comprehensively.

## 1. If the energy is supplied from a source, whose resistance is 1 ohm, to a load of 100 ohms the source will be___________?

A voltage source

A current source

Both of above

None of the above

## 2. An ideal voltage source has__________?

Zero internal resistance

Open circuit voltage equal to the voltage on full load

Terminal voltage in proportion to current

Terminal voltage in proportion to load

## 3. Application of Norton’s theorem to a circuit yields:________________?

Equivalent current source and impedance in parallel

Equivalent current source and impedance in series

Equivalent impedance

Equivalent current source

## 4. A linear resistor having 0 < R < °o is a______________?

Current controlled resistor

Voltage controlled resistor

Both current controlled and voltage controlled resistor

None of the above

## 5. Kirchhoff s current law states that

Net current flow at the junction is positive

Hebraic sum of the currents meeting at the junction is zero

No current can leave the junction without some current entering it.

Total sum of currents meeting at the junction is zero

## 6. An ideal voltage source should have______________?

Large value of e.m.f.

Small value of e.m.f.

Zero source resistance

Infinite source resistance

## 7. Which of the following is non-linear circuit parameter?

Inductance

Condenser

Wire wound resistor

Transistor

## 8. Kirchhoff s law is not applicable to circuits with____________?

Lumped parameters

Passive elements

Distributed parameters

Non-linear resistances

## 9. For high efficiency of transfer of power, internal resistance of the source should be____________?

None of the above

## 10. In a series parallel circuit, any two resistances in the same current path must be in___________?

Series with each other

Parallel with each other

Series with the voltage source

Parallel with the voltage source

## 11. The superposition theorem is applicable to____________?

Linear, non-linear and time variant responses

Linear and non-linear resistors only

Linear responses only

None of the above

## 12. Between the branch voltages of a loop the Kirchhoff s voltage law imposes_____________?

Non-linear constraints

Linear constraints

No constraints

None of the above

## 13. Which of the following is a bilateral element?

Constant current source

Constant voltage source

Capacitance

None of the above

## 14. Choose the incorrect statement: A branch formed by the parallel connection………

A branch formed by the parallel connection of any resistor R and open circuit has the characteristic of an open circuit.

A branch formed by the parallel connection of any resistor R and a short circuit has the characteristic of a short circuit.

A branch formed by the series connection of any resistor R and an open circuit has the characteristic of an open circuit.

A branch formed by the series connection of any resistor R and a short circuit has the characteristic of resistor R.

## 15. According to Kirchhoffs voltage law, the algebraic sum of all IR drops and e.m.fs. in any closed loop of a network is always____________?

Negative

Positive

Determined by battery e.m.fs.

Zero

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