What is Voltmeter ?Voltmeter DefinitionA voltmeter is defined as an instrument that measures the voltage between two points in an electrical circuit.Working Principle of VoltmeterVoltmeters work by connecting in parallel to the circuit, using high resistance to measure voltage without significantly altering the circuit.Types of Voltmeters Parmanent Magnet Moving coil (PMMC) Voltmeter. Moving Iron (MI) Voltmeter. Electro Dynamometer Type Voltmeter. Rectifier Type Voltmeter Induction Type Voltmete