# How To Solve Ohm’s Law5 min read

Ohm’s law states that the current through a conductor between two points is directly proportional to the potential difference between those points. In mathematical terms, this is expressed as I = V/R, where I is the current in amps, V is the potential difference in volts, and R is the resistance in ohms.

This law is perhaps the most fundamental of all the laws of electricity, and is the basis for all other electrical calculations. It can be used to solve a wide range of problems, from calculating current and voltage in a circuit, to finding the resistance of a resistor.

To solve a problem using Ohm’s law, you first need to identify the three variables in the equation. Then, you can use the appropriate equation to solve for the desired variable.

For example, if you are given a circuit with a voltage of 12 volts and a resistance of 2 ohms, you would solve for the current in the circuit by using the equation I = V/R, which would give you a value of 6 amps.

Similarly, if you are given a resistor with a value of 1 ohm and a current of 5 amps, you would solve for the voltage across the resistor by using the equation V = I R, which would give you a value of 50 volts.

Ohm’s law is a very versatile equation, and can be used to solve a wide variety of problems. By understanding how to use Ohm’s law, you can effectively solve any electrical problem you may encounter.

Table of Contents

## How do you calculate Ohm’s law?

Ohm’s law is a fundamental law of electricity that states that the current through a conductor is directly proportional to the potential difference between its ends. In other words, the current is proportional to the voltage.

To calculate the current, you need to know the voltage and the resistance. The resistance is the opposition to the flow of current, and is measured in ohms.

The current can be calculated using the following equation:

I = V/R

For example, if you have a 12-volt battery and a resistor with a resistance of 2 ohms, the current would be 6 amps (12 volts / 2 ohms).

## What are the 3 formulas in ohms law?

What are the three formulas in ohms law?

The three formulas in ohms law are Voltage (V) = Current (I) x Resistance (R), Power (P) = Voltage (V) x Current (I), and Energy (E) = Power (P) x Time (t).

The voltage (V) is the electrical potential difference between two points in a circuit. The current (I) is the flow of electricity through a conductor. The resistance (R) is the opposition to the current flow. The power (P) is the rate at which energy is converted from one form to another. The energy (E) is the amount of work done or power (P) used multiplied by the time (t) it is applied.

## What is Ohm’s law answer?

What is Ohm’s law answer?

Ohm’s law is a law that states that the current through a conductor is directly proportional to the voltage across the conductor, and inversely proportional to the resistance of the conductor. In other words, the current is proportional to the voltage divided by the resistance.

The law is named after Georg Simon Ohm, who published it in 1827.

## How do you calculate resistance using Ohm’s law?

Calculating Resistance

The resistor is probably the most common electronic component. A resistor is a component in an electronic circuit that limits the flow of current. The resistance is measured in ohms. The calculation of resistance is simple using Ohm’s law.

V=IR

V is the voltage in volts. I is the current in amps. R is the resistance in ohms.

To calculate the resistance, you need to know the voltage and the current. You can use a multimeter to measure the voltage and current. The resistance is the voltage divided by the current.

For example, if the voltage is 5 volts and the current is 2 amps, the resistance is 5 divided by 2, or 2.5 ohms.

## How do I calculate resistance?

There are a few different ways that you can calculate resistance. One way is to use the formula R = V / I, where R is the resistance, V is the voltage, and I is the current. This formula is used to calculate the resistance of a resistor. Another way to calculate resistance is to use the formula R = ρL / A, where ρ is the resistivity of the material, L is the length of the resistor, and A is the cross-sectional area. This formula is used to calculate the resistance of a wire.

## What is ohm’s law answer?

What is Ohm’s law answer?

Ohm’s law is a fundamental law of electricity that states that the current through a conductor is directly proportional to the voltage applied to it, and inversely proportional to the resistance of the conductor. In other words, if you increase the voltage, the current will increase proportionally, and if you decrease the voltage, the current will decrease proportionally.

Ohm’s law can be mathematically expressed as:

I = V / R

Where I is the current in amps, V is the voltage in volts, and R is the resistance in ohms.

This law is named after German physicist Georg Simon Ohm, who discovered it in 1827. It is one of the most important laws in electrical engineering, and is essential for understanding how electricity behaves in circuits.

## What is Ohm’s law in simple?

In electricity, Ohm’s law is a fundamental law that states that the current through a conductor between two points is directly proportional to the voltage across the two points. Mathematically, Ohm’s law is expressed as:

I = V / R

where

I is the current in amps

V is the voltage in volts

R is the resistance in ohms