Download Aptitude Crack
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Measurements and Instrumentation - Engineering

Q1:

Consider the following statements regarding phase sensitive detector
  1. The detector reads zero when phases of input signal and reference signal are different.
  2. The detector acts as a linear rectifier.
  3. The detector can be used as vector voltmeter.
Of the above statements which are correct?

A 1, 2, 3

B 1 and 2

C 2 and 3

D 1 and 3

ANS:C - 2 and 3

No answer description is available.