Analog Electronics MCQ Questions & Answers | Electrical Engineering

Analog Electronics MCQ Questions & Answers | Electrical Engineering

1.

The action of JFET in its equivalent circuit can best be represented as a

A.Current controlled Current source

B.Current controlled voltage source

C.Voltage controlled voltage source

D.voltage controlled current source

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2.

In a CB amplifier the maximum efficiency could be

A.99%

B.85%

C.50%

D.25%

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3.

In a p⁺n junction diode under reverse bias , the magnitude of electric field is maximum at

A.The edge of the depletion region on the p-side

B.The edge of the depletion region on the n-side

C.The p⁺n junction

D.The center of the depletion region on the n-side

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4.

To prevent a DC return between source and load, it is necessary to use

A.Resistor between source and load

B.Inductor between source and load

C.Capacitor between source and load

D.Either A or B

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5.

A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ. At the frequency of 4KHZ,the o/p voltage will be

A.1v

B.2v

C.1.4v

D.2.8v

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