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Electrical Engineering Objective Questions { Basic Concept of Electricity }

57.  Theorems applicable for both linear and non-linear circuits is
A. Superposition theorem
B. Thevenin's theorem
C. Norton's theorem
D. None of these
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58.  While determining RTH in Thevenin's and Norton's equivalent are made dead
A. only current sources
B. only voltage sources
C. all independent sources
D. all current and voltage sources
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59.  For a linear network containing generators and impedances, the ratio of the voltage to the current produced in other loop is the same as the ratio of voltage and current obtained if the positions of the voltage source and the ammeter measuring the current are inter-changed. The network theorem is known as
A. Millman's theorem.
B. Norton's theorem
C. Tellegen's therorem
D. Reciprocity therorem
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60.  The nodal analysis is primarily based on the application of
A. Ohm's law
B. Kirchhoff s current law.
C. both (a) and (b) above
D. none of the above
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61.  In the node-voltage technique of solving network, choice of a reference node
A. affects the votlages of various nodes.
B. affects the operation of the circuit.
C. changes the voltage across any element.
D. alters the pd between any pair of nodes.
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62.  Millman's theorem yields equivalent
A. impedance or resistance.
B. current source
C. voltage source.
D. voltage or current source
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63.  The common voltage across parallel branches with different voltage sources can be computed from the relation VI + V2 4. V3 R1 R2 R3 1 1 1 R1 R2 R3 This statement is associated with
A. Thevenin's theorem
B. Millman's theorem
C. Norton's theorem
D. reciprocity
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