Biomedical Instrumentation Preamplifiers Online Exam Quiz
Biomedical Instrumentation Preamplifiers GK Quiz. Question and Answers related to Biomedical Instrumentation Preamplifiers. MCQ (Multiple Choice Questions with answers about Biomedical Instrumentation Preamplifiers
Chopper stabilized dc amplifiers are complex amplifiers having ________ amplifiers incorporated in the module.
Options
A : 1
B : 2
C : 3
D : 4
Which amplifier will reject any common mode signal that appears simultaneously at both amplifier input terminal and amplifies only the voltage difference that appears across its input terminals?
Options
A : ac coupled amplifiers
B : differential amplifiers
C : carrier amplifiers
D : dc amplifiers
______________ are used with transducers which require an external source of excitation.
Options
A : carrier amplifiers
B : dc amplifiers
C : ac coupled amplifiers
D : differential amplifier
Which of the following amplifier is employed with resistive transducers which require an external source of excitation?
Options
A : differential amplifier
B : ac coupled amplifier
C : carrier amplifier
D : dc bridge amplifier
Which amplifier has a limited frequency response?
Options
A : differential amplifier
B : dc amplifiers
C : ac coupled amplifiers
D : carrier amplifiers
DC amplifiers are employed with _______ feedback type.
Options
A : positive
B : negative
C : depends on the application
D : can be any positive or negative does’t matter
Chopper input dc amplifiersare preferred for low level inputs to instrumentation systems because of their high sensitivity, negligible drift and excellent common mode rejection capability.
Options
A : True
B : False
C :
D :
DC amplifiers are mostly used for very low level applications because they offer very less dc drift and high common mode rejection capabilities.
Options
A : True
B : False
C :
D :
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