Joules to Volts Calculator – (J to V) Conversion

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:

1. 10 joules with a charge of 2 coulombs = 5 volts
2. 100 joules with a charge of 20 coulombs = 5 volts
3. 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:

1. If you have 50 joules of energy and a charge of 10 coulombs: V = 50 J / 10 C = 5 V
2. For 200 joules of energy and a charge of 40 coulombs: V = 200 J / 40 C = 5 V
3. 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:

1. If the charge is 1 coulomb: E = V Q = **120 V 1 C = 120 J**
2. If the charge is 10 coulombs: E = 120 V * 10 C = 1200 J
3. 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:

1. 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.
2. 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.
3. 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.
4. Energy Storage: In capacitors, the energy stored (in joules) is related to the square of the voltage applied.
5. Electrical Circuits: The relationship between joules and volts is crucial in analyzing electrical circuits, determining power consumption, and designing electrical systems.