Electrostatics

do a Coulomb's law computation

Coulomb's law 2.0mC, 5.0mC, 250cm

compute electric potential and field strength

charged sphere radius=12cm, charge=5.5mC

find equations associated with a charge distribution

charged disk

charged cuboid

electric field of a point charge

electric potential of a charged square sheet

electric charge density of a charged ellipsoid

Magnetostatics

compute magnetic flux density for an object

1m 1A Helmholtz coil

magnetic flux density of a long wire, distance 5 m, I=3A

compute Lorentz force

Lorentz force on a current carrying wire

compute force on a pair of wires

force on two long current-carrying wires

find the magnetic field strength around a spherical coil

magnetic field of spherical coil

magnetic induction of spherical solenoid

find equations associated with a magnetized object

magnetized ball

magnetizable spherical shell in a magnetic field

magnetic scalar potential of a rectangular bar magnet

find the axial field strength of an ideal solenoid

magnetic field of infinitely long solenoid

axial field of an ideal solenoid with 2 amps of current

Electromagnetism

find information on a moving charge

Lienard-Wiechert potential

compute time-dependent electrical potential

time-dependent charge distribution: electric potential

Electric Circuits

use input fields to specify data for an Ohm's law computation

Ohm's law calculator

analyze an RLC circuit

RLC circuit 10ohm, 12H, 400uF

compute properties of a diode

diode 0.6 V

compute characteristics of a Butterworth filter

Butterworth filter

calculate the power used across an electrical component

electric power 1.5V, 3A

Electric Machines & Power Systems

compute characteristics of a motor

synchronous motor 6 poles

compute characteristics of a transformer

transformer 110V, 60Hz

Electromagnetic Radiation

compute Larmor power

Larmor power

compute Larmor frequency

Larmor frequency electron

compute a gyromagnetic ratio

gyromagnetic ratio proton

visualize the radiation pattern of an antenna

antenna 4cm, 10 turns

get information about EMR of specified frequency

500 MHz

compute the visible light color corresponding to a frequency

700 THz light

compute the attenuation coefficient for radio waves in air

absorption of em waves at 30 C and 20% humidity

Waveguides

explore properties of ideal waveguides

circular waveguide

examine properties of specific modes

transverse electrical waves in a circular wave guide for m=1, n=1

investigate attenuated waveguides

attenuated rectangular waveguide at 600 GHz

Rutherford Scattering

determine the cross section for Rutherford scattering

Rutherford scattering at 30 degrees and 20 eV

Coulomb scattering of a 6 MeV proton

Rutherford scattering with gold

Unit Conversions

convert obsolete units into current units

200 statV

16,000 gauss

2400 oersted

80 wheatstones

Physical Constants

get the value of a physical constant

eps_0

permeability of vacuum

magnetic flux quantum

Schwinger electric field strength

Material Properties

look up the value of a material property

conductivity of copper

apply Paschen's Law

breakdown voltage of air at 9mm gap distance

Energy Resources

get data on energy resources

France electricity generation

compare energy sources for a country

US hydroelectric vs wind electricity generation

Energy Prices

get energy price data

price of electricity in Illinois

compute cost for a specified quantity

cost of 300 kWh of electricity in Minnesota