Q.

EMF of a Weston cell is accurately measured by

  • AElectrostatic voltmeter
  • BHot wire voltmeter
  • CIsothermal voltmeter
  • DElectrodynamic voltmeter
Correct Answer : (A)

Electrostatic voltmeter

Hints :

EMF of a Weston cell is accurately measured by Electrostatic voltmeter.

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