1) Due to presence of a capacitor in feedback path, the output of an integrator varies ______
a. Gradually
b. Instantaneously
c. Intermittently
d. All of the above
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Answer
Explanation
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ANSWER: Gradually
Explanation:
No explanation is available for this question!
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2) In a buffer circuit, the voltage follower is placed _______ two networks in order to minimize the effect of loading on the first network.
a. Before
b. Between
c. After
d. None of the above
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Answer
Explanation
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ANSWER: Between
Explanation:
No explanation is available for this question!
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3) As the frequency increases, input impedance of differentiator __________.
a. Increases
b. Decreases
c. Remains constant
d. None of the above
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Answer
Explanation
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ANSWER: Decreases
Explanation:
No explanation is available for this question!
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4) In absence of any applied AC input signal, what would be the gain of an ideal integrator?
a. Zero
b. Unity
c. Infinity
d. Unpredictable
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Answer
Explanation
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ANSWER: Infinity
Explanation:
No explanation is available for this question!
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5) In an inverting ideal integrator, which component exhibits the feedback path connection?
a. Resistor
b. Inductor
c. Capacitor
d. Diode
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Answer
Explanation
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ANSWER: Capacitor
Explanation:
No explanation is available for this question!
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6) For a temperature controller circuit comprising instrumentation amplifier, which among the following is adopted as a temperature sensor?
a. Thermistor
b. Sensistor
c. Thyristor
d. Thermocouple
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Answer
Explanation
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ANSWER: Thermistor
Explanation:
No explanation is available for this question!
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7) Which among the following is/are the requirement/s of an instrumentation amplifier?
a. High slew rate
b. High input resistance
c. High CMRR
d. All of the above
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Answer
Explanation
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ANSWER: All of the above
Explanation:
No explanation is available for this question!
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8) For non-inverting adder, which theorem is applicable to determine the expression for output voltage?
a. Thevenin's
b. Norton's
c. Miller's
d. Superposition
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Answer
Explanation
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ANSWER: Superposition
Explanation:
No explanation is available for this question!
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9) What is the feedback factor of voltage follower circuit?
a. Zero
b. Unity
c. Infinity
d. Between zero & one
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Answer
Explanation
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ANSWER: Unity
Explanation:
No explanation is available for this question!
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10) Which among the following is a nonlinear application of op-amp?
a. V to I converter
b. Comparator
c. Precision rectifier
d. Instrumentation amplifier
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Answer
Explanation
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ANSWER: Precision rectifier
Explanation:
No explanation is available for this question!
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