Formula:
The formula to calculate voltage using Coulombs is:
Variable |
Meaning |
Unit |
V |
Voltage |
Volts (V) |
E |
Energy |
Joules (J) |
Q |
Charge |
Coulombs (C) |
Solved Calculation :
Let’s say you have 100 Joules of energy and a charge of 2 Coulombs.
Calculation |
Instructions |
|
Apply the formula |
|
Divide 100 Joules by 2 Coulombs |
|
Result is 50 Volts |
Answer: 50 Volts

Example 2
If you have 300 Joules of energy and 5 Coulombs of charge:
Calculation |
Instructions |
|
Apply the formula |
|
Divide 300 Joules by 5 Coulombs |
|
Result is 60 Volts |
Answer: 60 Volts
What is Coulombs to Volts Calculator ?
A Coulombs to Volts Calculator helps convert electrical charge (in coulombs) to voltage, which is an essential concept in understanding electrical energy.
This calculator is particularly useful for those studying electronics or physics, especially when working with circuits and understanding how charge relates to potential difference. For example, knowing how to convert microcoulombs to volts can help you in practical scenarios, like adjusting small charges in circuits.
To understand conversions, it’s important to know that 1 volt can be described in terms of joules per coulomb, which means “1 coulomb volt equals 1 joule”. This relationship is helpful when determining energy in electronic systems. Queries like “how to calculate voltage with joules and coulombs” or “how many coulombs are in 1 volt” are common when working with this formula.
Final Words:
In real-world applications, you might use these conversions to work with charges like 1.6 microcoulombs to volts or to understand how coulombs per volt translates to other units like farads in capacitance.