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Network Theorems - Multiple Choice Questions, Blanks & True False

Network Theorems - Multiple Choice Questions, Blanks & True False
**Points :** Network Theorems, Multiple Choice Questions and answer, Fill in the blanks., True or False, Network Theorems mcqs, objective type questions principles of electrical engineering
Multiple Choice Questions
1. A passive electric circuit is one that has

(a) One source of energy

(b) Two sources of energy

(c) **No source of energy**

2. A circuit has constant parameters is called

(a) **Linear circuit**

(b) Non-linear circuit

(c) Active circuit

3. The circuit has the same characteristics in either direction

(a) Unilateral circuit

(b) **Bilateral circuit**

(c) None of them

4. A circuit whose parameters are not constant is

(a) **Non-linear circuit**

(b) Linear circuit

(c) None of them

5. According to Kirchhoff’s 2nd law

(a) Î£E=Î£E_{1} +Î£E_{2}

(b) **Î£E-Î£IR**

(c) Î£r = Î£V/R

6. Kirchhoff’s law is concerned with

(a) IR drops

(b) Battery emf

(c) **For both**

7. When thevenising is done between two terminals of the circuit then Vth equal to

(a) Short circuit terminal voltage

(b) **Total voltage in the circuit**

(c) Open circuit terminal voltage
Fill in the blanks
1. A circuit is said to be __linear__ circuit if its parameters are constant.

2. Kirchhoff’s laws were discovered in __1874__.

3. If internal resistance is equal external resistance of the circuit called __maximum power theorem__.

4. In Thevenin’s theorem, the resistance is __taken out__ from circuit.

5. Kirchhoff’s law is used only in __electronic circuit__.

6. An ideal constant voltage source has __zero__ resistance.

7. While calculating Rth, all voltage sources are removed but not their __internal__ resistance.

8. A passive electric circuit has __no source__ of energy.

9. An __active__ circuit has one or more source of energy.

10. Two or more branches are connected to a common point called __node__.
True or False
1. Active circuit has no source of energy. **F**

2. Linear circuit has constant parameters. **T**

3. Node is a closed path in an electric circuit. **F**

4. Kirchhoff’s law discovered in 1947. **F**

5. Internal resistance is equal to external resistance of load is called Kirchhoff’s law. **F**

6. Kirchhoff’s law is used only in electronic circuit. **T**

7. According to maximum power theorem R_{L} R_{i}. **F**

8. Bilateral circuit has the same characteristics in either direction. **T**

9. Algebraic sum of total voltage drops of the circuit and emf always equal to zero. **T**

10. The current flowing towards the node is not equal to current flowing away the node. **F**
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