Examples for

# Electricity & Magnetism

Electricity and magnetism encompass the phenomena generated by electromagnetism, one of the four fundamental forces of the universe. Use Wolfram|Alpha to explore the rich variety of electromagnetic interactions arising from electric and magnetic fields. Compute the forces involved in static and dynamic fields. Explore how electricity behaves within a circuit. Examine properties of electromagnetic radiation.

Compute electric field strength and force and examine electric field equations for many different charge distributions.

#### Do a Coulomb's law computation:

#### Compute electric potential and field strength:

#### Find equations associated with a charge distribution:

Examine electric fields and electric potentials of different physical systems.

#### Find information on a moving charge:

#### Compute time-dependent electrical potential:

Explore properties of the electromagnetic spectrum and electromagnetic phenomena, such as Larmor radiation and visible colors.

#### Compute Larmor frequency:

#### Compute a gyromagnetic ratio:

#### Compute the visible light color corresponding to a frequency:

#### Compute the attenuation coefficient for radio waves in air:

Explore the physical quantities used in the field of electricity and magnetism and how they are measured.

#### Discover how to measure different physical properties:

#### Compute a dimensionless electrodynamic quantity:

#### Compute dimensionless combinations:

#### Get information about a physical quantity:

Compute the magnetic fields for and their effects on different objects.

#### Compute magnetic flux density for an object:

#### Compute force on a pair of wires:

#### Find equations associated with a magnetized object:

#### Find the axial field strength of an ideal solenoid:

Compute properties of different circuit elements, including diodes and filters, and their combinations.

#### Use input fields to specify data for an Ohm's law computation:

#### Analyze an RLC circuit:

#### Calculate the power used across an electrical component:

Compute the allowed frequencies, their velocities and how the wave looks as it passes through different waveguides.

#### Explore properties of ideal waveguides:

#### Examine properties of specific modes:

#### Investigate attenuated waveguides:

Examine physical constants relevant to electricity and magnetism.

#### Get the value of a physical constant:

### GO FURTHER

Step-by-Step Solutions for Physics### RELATED EXAMPLES

### RELATED WOLFRAM RESOURCES

Calculate properties of electric machines, such as motors, transformers and power transmission systems.

#### Compute characteristics of a motor:

#### Compute characteristics of a transformer:

Calculate the scattering cross section for Rutherford scattering due to electromagnetic interactions.