46. Nota
47. The ________ is the voltage gain of an op-amp with external feedback.
(a) Aol
(b) Acl
(c) Av
(d) Ao
48. Open-loop voltage gain of an op-amp can range up to ________.
(a) 10,000
(b) 50,000
(c) 100,000
(d) 200,000
49. A(n) ________ amplifier configuration has a higher input impedance and a lower output impedance than the op-amp itself.
(a) non-inverting
(b) inverting
(c) voltage-follower
(d) any of these
50. A three-stage op-amp can have a maximum phase lag of ________°.
(a) –180
(b) –90
(c) –270
(d) none of the above
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