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Electrical Engineering Objective Questions { Basic Concept of Electricity }



50.  Superposition theorem can be applied only to
A. linear networks
B. non-linear networks
C. linear bilateral networks
D. bilateral networks

51.  The superposition theorem is essentially based on the concept of
A. reciprocity
B. linearity.
C. duality
D. non-linearity.

52.  The superposition theorem is applicable to
A. current only
B. voltage only
C. power only
D. all of these

53. The superposition theorem requires as many circuits to be solved as there are
A. nodes
B. sources
C. nodes and sources
D. meshes

54.  While The venizing a circuit between two terminals, VTH is equal to
A. short-circuit terminal voltage
B. open-circuit terminal voltage
C. net voltage available in the circuit.
D. none of these

55.  Thevenin's resistance RTH is determined
A. by short-circuiting the given two terminals.
B. by removing the voltage sources along with their internal resistances.
C. between same open terminals as for VTH.
D. none of these

56.  In Thevenin's theorem Z is determined by
A. short-circuiting all independent current and voltage sources.
B. open-circuiting all independent current and voltage sources.
C. short-circuiting all independent voltage souces and open-circuiting all independent current sources.
D. open-circuiting all independent voltage sources and short circuiting all independent current sources.

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