Volt (V)

Volt is the electrical unit of voltage. The volt unit symbol is V.

One Volt is defined as energy consumption of one joule per electric charge of one coulomb.

1V = 1J/C

One volt is equal to current of 1 amp times resistance of 1 ohm:

1V = 1A · 1Ω

Table of voltage values of volt (V)

name	symbol	conversion	example
microvolt	μV	1μV = 10-6V	V = 30μV
millivolt	mV	1mV = 10-3V	V = 5mV
volt	V	-	V = 10V
kilovolt	kV	1kV = 103V	V = 2kV
megavolt	MV	1MV = 106V	V = 5MV

Alessandro Volta

The Volt unit is named after Alessandro Volta, an Italian physicist who invented an electric battery.

 

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See also

• Voltage
• Watt
• Ampere (amp)
• Ohm
• Electric power
• Electrical current
• Electronics units
• Power conversion
• Energy conversion