In vector impedance meter, the coverage of instrument can be obtained with

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ESE Electrical 2015 Paper 1: Official Paper
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  1. V-I characteristics of the test system
  2. Power-frequency plot
  3. sweep frequency plots of impedance and phase angle versus frequency
  4. voltage-angle plot

Answer (Detailed Solution Below)

Option 3 : sweep frequency plots of impedance and phase angle versus frequency
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ST 1: UPSC ESE (IES) Civil - Building Materials
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Vector impedance meter can measure both the amplitude and phase angle of impedance.

  • Impedance can be obtained in polar form
  • Its coverage can be obtained with a sweep frequency plot of impedance and phase angle versus frequency.

Where Zn is an unknown quantity.

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