**10 joules** with a charge of **2 coulombs** = **5 volts**, a **joules to volts calculator** is used to convert energy measured in **joules** to electrical potential difference measured in **volts**.

This conversion is **crucial** in various fields of **physics** and **electrical engineering**, as it helps in understanding the **relationship** between energy and electrical potential.

The calculator takes into account the **fundamental relationship** between energy (joules) and electrical charge (coulombs) to determine the **equivalent voltage**.

**Sample conversions:**

**10 joules**with a charge of**2 coulombs**=**5 volts****100 joules**with a charge of**20 coulombs**=**5 volts****1000 joules**with a charge of**100 coulombs**=**10 volts**

## Joules to Volts Calculator

Energy (J) | Charge (C) | Voltage (V) | Equation Used |
---|---|---|---|

100 | 1 | 100 | V = 100 J / 1 C |

200 | 1 | 200 | V = 200 J / 1 C |

360 | 1 | 360 | V = 360 J / 1 C |

6.7 | 1 | 6.7 | V = 6.7 J / 1 C |

0.7 | 1 | 0.7 | V = 0.7 J / 1 C |

300 | 1 | 300 | V = 300 J / 1 C |

1.2 | 1 | 1.2 | V = 1.2 J / 1 C |

0.25 | 1 | 0.25 | V = 0.25 J / 1 C |

0.2 | 1 | 0.2 | V = 0.2 J / 1 C |

Energy (J) | Charge (C) | Voltage (V) | Conversion Equation |
---|---|---|---|

100 | 20 | 5 | V = 100 J / 20 C |

50 | 5 | 10 | V = 50 J / 5 C |

200 | 40 | 5 | V = 200 J / 40 C |

1000 | 100 | 10 | V = 1000 J / 100 C |

75 | 15 | 5 | V = 75 J / 15 C |

300 | 30 | 10 | V = 300 J / 30 C |

600 | 50 | 12 | V = 600 J / 50 C |

1500 | 250 | 6 | V = 1500 J / 250 C |

90 | 30 | 3 | V = 90 J / 30 C |

2000 | 400 | 5 | V = 2000 J / 400 C |

## Joules to Volts Conversion Formula

The formula to convert joules to volts is derived from the definition of **electrical potential difference**:

**V = E / Q**

Where:

**V**is the**voltage**in volts (V)**E**is the**energy**in joules (J)**Q**is the**electrical charge**in coulombs (C)

This formula shows that **voltage** is the energy **per unit charge**. To use this formula, you need to know both the energy in joules and the electrical charge in coulombs.

**Examples:**

- If you have
**50 joules**of energy and a charge of**10 coulombs**: V =**50 J / 10 C = 5 V** - For
**200 joules**of energy and a charge of**40 coulombs**: V =**200 J / 40 C = 5 V** - With
**1000 joules**of energy and a charge of**250 coulombs**: V =**1000 J / 250 C = 4 V**

These examples shows that the same **voltage** can result from different combinations of energy and charge, as long as their **ratio** remains constant.

## How many volts are in a joule?

**1 joule per coulomb equals 1 volt**, Joules measure **energy**, while volts measure **electrical potential difference**.

The relationship between joules and volts depends on the amount of **electrical charge** involved. Using the formula V = E / Q, we can see that:

**1 joule per coulomb equals 1 volt**

So, the number of volts in a joule depends on the charge. For example:

**1 joule**with**1 coulomb**of charge =**1 volt****1 joule**with**0.5 coulombs**of charge =**2 volts****1 joule**with**2 coulombs**of charge =**0.5 volts**

## What is 1 V in joule?

We can rearrange our formula to find energy in joules:

**E = V * Q**

For **1 volt**, the energy in joules would be:

**E = 1 V * Q**

This means that **1 volt** is equivalent to **1 joule per coulomb** of charge. So:

**1 V**with**1 C**of charge =**1 J****1 V**with**2 C**of charge =**2 J****1 V**with**0.5 C**of charge =**0.5 J**

## How many Joules is a 120V?

Let’s consider a few scenarios:

- If the charge is
**1 coulomb**: E = V*Q = **120 V*1 C = 120 J** - If the charge is
**10 coulombs**: E =**120 V * 10 C = 1200 J** - If the charge is
**0.5 coulombs**: E =**120 V * 0.5 C = 60 J**

The energy in joules for a **120V system** varies depending on the amount of **charge** involved.

## How do Joules relate to volts?

**Joules** and **volts** are intimately related through the concept of **electrical potential energy**. Here’s how they connect:

**Energy and Potential Difference**:**Joules**measure the energy required to move an electric charge against an electric field, while**volts**measure the potential difference that causes this movement.**Work and Force**: One**joule**is the work done when a force of one newton moves an object one meter. In electrical terms, it’s the work done to move a charge of one coulomb through a potential difference of one volt.**Power Calculation**: When combined with time, joules and volts are used to calculate**electrical power**.**Power**(in watts) is equal to joules per second, which can also be expressed as volts multiplied by amperes.**Energy Storage**: In**capacitors**, the energy stored (in joules) is related to the square of the**voltage**applied.**Electrical Circuits**: The relationship between joules and volts is**crucial**in analyzing electrical circuits, determining**power consumption**, and designing electrical systems.