36. Nota
37. In which of the following are operational amplifiers (op-amps) used?
(a) Oscillators
(b) Filters
(c) Instrumentation circuits
(d) All of the above
38. An operational amplifier is a ________ gain and ________ bandwidth differential amplifier.
(a) very low, narrow
(b) low, wide
(c) medium, narrow
(d) very high, wide
39. For an op-amp having a slew rate SR = 5 V/ms, what is the maximum closed-loop voltage gain that can be used when the input signal varies by 0.2 V in 10 ms?
(a) 150
(b) 200
(c) 250
(d) 300
40. The ratio of the unity-gain frequency to the cutoff frequency is numerically equal to the level of ________.
(a) CMRR
(b) common-mode gain
(c) closed-loop gain
(d) open-loop gain
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