Voltmeter ( ভোল্টমিটার )
Voltmeter The device or measuring instrument which measures the difference in pressure between two ends of a conductor is called
Read moreVoltmeter The device or measuring instrument which measures the difference in pressure between two ends of a conductor is called
Read moreAmpere meter All the measuring devices with which the current of conductive load is measured are called ammeters. The coils
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