n.伏特計；電壓表

A voltammeter is consisted of a voltmeter and an ammeter. 伏安計是由伏特表和安培表組成的。

Voltmeter is placed in parallel with the electric source. 用伏特計測量電動勢時。

The voltmeter shows that there is an electric current. 電壓表顯示有電流通過。

The voltmeter shows that the voltage between the two poles of the battery is 3.6v. 電壓計顯示電池兩端電壓是3.