Electronics and Communication Engineering - Analog Electronics

1. 

Assertion (A): Manufacturer's quote h parameters of transistor

Reason (R): h parameters of a transistor are easiest to measure

A. Both A and R are correct and R is correct explanation for A
B. Both A and R are correct but R is not correct explanation for A
C. A is correct R is wrong
D. A is wrong R is correct

Answer: Option A

Explanation:

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2. 

The P-type substrate in a conventional pn Junction isolated integrated circuits should be connected to

A. any where
B. a dc ground potential
C. the most positive potential available in the circuit
D. the most negative potential available in the circuit

Answer: Option C

Explanation:

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3. 

Wien bridge uses

A. lead network
B. lag network
C. lead-lag network
D. Both (a) and (b)

Answer: Option C

Explanation:

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4. 

Which of the following is not necessarily the advantages of a push pull amplifier?

A. It gives more output
B. It removes odd a well as even harmonics
C. There is no effect of ripple of the power supply
D. It consumes least power

Answer: Option B

Explanation:

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5. 

Which of the following best represents the output impedance of an actual op-amp?

A. 10 ohm
B. 100 ohm
C. 10 k ohm
D. 100 k ohm

Answer: Option B

Explanation:

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