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MCQ Practice Question
Measurements & InstrumentationSignal Conditioning

If an instrumentation amplifier has differential gain 1000 and common-mode gain 0.1, its CMRR is?

  • A100
  • B1000
  • C10000
  • D100000
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Correct Answer: C. 10000
Explanation: CMRR=Ad/Acm=1000/0.1=10000.
Reference: Standard measurements and instrumentation: signal conditioning
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