Network Theory Part 1 questions and answers for interviews, campus placements, online tests, aptitude tests, quizzes and competitive exams. Networks Analysis and Synthesis MCQ Questions & Answers VIVA Questions, Electrical Engineering
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The document consists of multiple-choice questions (MCQs) focusing on network analysis concepts, such as Kirchhoff's laws, Ohm's law, and circuit components. Each question includes options with their correct answers provided. The content is structured to assess knowledge in electrical engineering principles related to circuit analysis.
Network Theory Part 1 questions and answers for interviews, campus placements, online tests, aptitude tests, quizzes and competitive exams. Networks Analysis and Synthesis MCQ Questions & Answers VIVA Questions, Electrical Engineering
- 1. NETWORK ANALYSIS MCQ PART (I) JE/SSC/RRB/PSCProf.Prasant Tiwari
- 2. NETWORK ANALYSIS 1.The curve representing ohm's law is a) Sine function b) Linear c) parabola d) hyperbola Ans- b
- 3. NETWORK ANALYSIS 2. The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is _ V. a) 360. b) 250. c) 200. d) 450. Ans: b V = √( VR²+ VL²) = √( 200² + 150² ) = 250 V.
- 4. NETWORK ANALYSIS 3. Kirchhoff s current law states that (a) net current flow at the junction is positive (b) Algebraic sum of the currents meeting at the junction is Positive (c) no current can leave the junction without some current entering it. (d) total sum of currents meeting at the junction is zero Ans: b
- 5. NETWORK ANALYSIS 4. 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 (a) negative (b) positive (c) determined by battery e.m.fs. (d) zero Ans: d
- 6. NETWORK ANALYSIS 5. Kirchhoffs current law is applicable to only (a) junction in a network (b) closed loops in a network (c) electric circuits (d) electronic circuits Ans: a
- 7. NETWORK ANALYSIS 6. Superposition theorem can be applied only to circuits having (a) resistive elements (b) passive elements (c) non-linear elements (d) linear bilateral elements Ans: d
- 8. NETWORK ANALYSIS 7. The concept on which Superposition theorem is based is (a) reciprocity (b) duality (c) non-linearity (d) linearity Ans: d
- 9. NETWORK ANALYSIS 8. An ideal voltage source should have (a) large value of e.m.f. (b) small value of e.m.f. (c) zero source resistance (d) infinite source resistance Ans: c
- 10. NETWORK ANALYSIS 9.Ohm's law is not applicable to (a)vacuum tubes (b) carbon resistors (c) high voltage circuits (d) circuits with low current densities Ans: a
- 11. NETWORK ANALYSIS 10. To determine the polarity of the voltage drop across a resistor, it is necessary to know (a) value of current through the resistor (b) direction of current through the resistor (c) value of resistor (d) e.m.fs. in the circuit Ans: b
- 12. NETWORK ANALYSIS 11. “Any number of current sources in parallel may be replaced by a single current source whose current is the algebraic sum of individual source currents and source resistance is the parallel combination of individual source resistances”. The above statement is associated with (a) Thevenin’s theorem (b) Millman’s theorem (c) Maximum power transfer theorem (d) None of the above Ans: b
- 13. NETWORK ANALYSIS 12. A capacitor is generally a (a) bilateral and active component (b) active, passive, linear and nonlinear component (c) linear and bilateral component (d) non-linear and active component Ans: c
- 14. NETWORK ANALYSIS 13. Kirchhoff s law is applicable to (a) passive networks only (b) a.c. circuits only (c) d.c. circuits only (d) both a.c. as well d.c. circuits Ans: d
- 15. NETWORK ANALYSIS 14. Kirchhoff s law is not applicable to circuits with (a) lumped parameters (b) passive elements (c) distributed parameters (d) non-linear resistances Ans: c
- 16. NETWORK ANALYSIS 15. Kirchhoff s voltage law applies to circuits with (a) nonlinear elements only (b) linear elements only (c) linear, non-linear, active and passive elements (d) linear, non-linear, active, passive, time varying as wells as time-in-variant elements Ans: d
- 17. NETWORK ANALYSIS 17. For maximum transfer of power, internal resistance of the source should be (a) equal to load resistance (b) less than the load resistance (c) greater than the load resistance (d) none of the above Ans: a
- 18. NETWORK ANALYSIS 18. If the energy is supplied from a source, whose resistance is 1 ohm, to a load of 100 ohms the source will be (a) a voltage source (b) a current source (c) both of above (d) none of the above Ans: a
- 19. NETWORK ANALYSIS 19. The circuit whose properties are same in either direction is known as (a) unilateral circuit (b) bilateral circuit (c) irreversible circuit (d) reversible circuit Ans: b
- 20. NETWORK ANALYSIS 20. In a series parallel circuit, any two resistances in the same current path must be in (a) series with each other (b) parallel with each other (c) series with the voltage source.’ (d) parallel with the voltage source Ans: a
- 21. NETWORK ANALYSIS 21. The circuit has resistors, capacitors and semi-conductor diodes. The circuit will be known as (a) non-linear circuit (b) linear circuit (c) bilateral circuit (d) none of the above Ans: a
- 22. NETWORK ANALYSIS 22. A non-linear network does not satisfy (a) superposition condition (b) homogeneity condition (c) both homogeneity as well as superposition condition (d) homogeneity, superposition and associative condition Ans: c