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Circuit Theorems In Ac Analysis Online Exam Quiz

Important questions about Circuit Theorems In Ac Analysis. Circuit Theorems In Ac Analysis MCQ questions with answers. Circuit Theorems In Ac Analysis exam questions and answers for students and interviews.

Options

A : 4.69?38.7° V

B : 9.38?38.7° V

C : 12?0° V

D : 6?0° V

Options

A : 226 mW

B : 2.26 mW

C : 4.24 mW

D : 424 mW

3. The Thevenin equivalent voltage is

Options

A : equal to the source voltage

B : the same as the load voltage

C : the open circuit voltage

D : none of the above

Options

A : 129?21.4° ?

B : 43.7?68.6° ?

C : 43.7?21.4° ?

D : 12.9?68.6° ?

8. Determine V TH if R 1 is changed to 3.3 k?.

Options

A : 0.574?16.7° V

B : 4.63?16.7° V

C : 4.63?39.5° V

D : 0.463?39.5° V

9. Norton's theorem gives

Options

A : an equivalent current source in parallel with an equivalent impedance

B : an equivalent current source in series with an equivalent impedance

C : an equivalent voltage source in parallel with an equivalent impedance

D : an equivalent voltage source in series with an equivalent impedance

10. If two currents are in the same direction at any instant of time in a given branch of a circuit, the net current at that instant

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A : is zero

B : is the sum of the two currents

C : is the difference between the two currents

D : cannot be determined

1. Referring to the given circuit, find Z TH if R is 15 k? and R L is 38 k?.

Options

A : 89.82 ??51.3° k?

B : 19.2 ??38.3° k?

C : 9.38??51.3° k?

D : 180 ??38.3° k?

2. In order to get maximum power transfer from a capacitive source, the load must

Options

A : have a capacitive reactance equal to circuit resistance

B : have an impedance that is the complex conjugate of the source impedance

C : be as capacitive as it is inductive

D : none of the above

3. For the circuit shown, determine Z TH for the portion of the circuit external to R L .

Options

A : 66.7 ??33.7° k?

B : 6.67??333.7° k?

C : 14.4 ??56.3° k?

D : 1.44 ??33.7° k?

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A : True

B : False

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D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :

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A : True

B : False

C :

D :