Electromagnetic Induction
K2-65: INDUCTION AND CAPACITOR FLASHLIGHT
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate a weird but high-tech method for constructing a flashlight.
K2-64: UNIPOLAR GENERATOR
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate unipolar generation of DC voltage, which may involve an explanation other than electromagnetic induction.
K2-49: MAGNETIC STIRRER
Category: K2 Electromagnetic Induction
Purpose:
Illustrate how a magnetic stirrer works.
K2-48: EDDY CURRENT MOTOR`
Category: K2 Electromagnetic Induction
Purpose:
Show the use of eddy currents in producing a motor with few moving parts and no electrical brushes.
K2-47: SPEEDOMETER MODEL
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate operating principle of some speedometers.
K2-46: MAGNET LEVITATION ABOVE SPINNING DISC
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate Lenz's law in a dramatic way.
K2-45: EDDY CURRENTS - MAGNET AND SOFT DRINK CAN
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate eddy currents and Lenz's law.
K2-29: COIL AND MAGNET WITH LED SENSOR
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate that the sign of the induced voltage depends on the direction of the field as well as whether the field is increasing or decreasing in magnitude.
K2-28: DEMOUNTABLE TRANSFORMER - 10 KV ARC
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate that a large voltage increase is attainable using a transformer.
K2-21: RUHMKORFF INDUCTION COIL
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate induction of a very high voltage using a small voltage source.
K2-05: FARADAY'S EXPERIMENT - CONCENTRIC COILS
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate mutual induction.
J7-24: BARKHAUSEN EFFECT
Category: J7 Magnetic Materials
Purpose:
Demonstrate flipping of magnetic domains in iron.
J6-33: ELECTROMAGNETIC GUN
Category: J6 Electromagnets
Purpose:
Demonstrate the force on a solenoid core, and to contrast forces on magnetic and non-magnetic cores.
J6-32: FORCE ON SOLENOID CORE - SMALL
Category: J6 Electromagnets
Purpose:
Demonstrate the force exerted on the core of an electromagnet.
J6-31: FORCE ON SOLENOID CORE
Category: J6 Electromagnets
Purpose:
Demonstrate the force exerted on the core of an electromagnet.
J2-33: TESLA COIL - PORTABLE
Purpose:
Easy-to-use high-voltage device for use in various demonstrations or just to draw a nice spark.
K1-41: BARLOW'S DISC
Category: K1 Forces on Moving Particles
Purpose:
Demonstrate how an electric potential difference and current can be generated when free (conduction) electrons move through a magnetic field.
E2-11: SOLAR PLASMA MODEL
Category: E2 Astronomy
Purpose:
Mass driver and ring heater show coronal holes and coronal heating.
K2-63: DISPLACEMENT CURRENT MODEL
Category: K2 Electromagnetic Induction
Purpose:
Illustrate the geometry for displacement current
K2-41: LENZ'S LAW - ROLLING RODS
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate eddy currents and Lenz's law
-
K4-01: AC/DC GENERATOR
Demonstrate a simple AC/DC generator Read More
-
K4-02 MAGNETOELECTRIC GENERATOR WITH LAMP
Demonstrate a small 110VAC magnetoelectric generator Read More
-
K4-04: MAGNETOELECTRIC GENERATOR WITH AC INDICATOR BULB
Show explicitly a generator producing AC output Read More
-
K4-05: MAGNETOELECTRIC GENERATOR WITH METERS AND LOADS
An AC generator with rectifier, meters and several loads Read More
-
K4-06: MAGNETOELECTRIC GENERATOR WITH CAPACITOR
Demonstrate that the generator is producing electrical energy, and that the capacitor stores electrical energy Read More
-
K4-07 BICYCLE GENERATOR
Demonstrates a large scale 110 VAC magnetoelectric generator
Read More
-
K4-08: MAGNETOELECTRIC GENERATOR WITH INDUCTOR
Demonstrate how a magnetoelectric generator stores energy in an inductor and how that energy is returned to the generator Read More
-
K4-09: BICYCLE GENERATOR - LIGHT BULBs VS CFLs
Compare brightness and power requirements of regular tungsten filament light bulbs and compact fluorescent lamps Read More
-
K4-21: ST. LOUIS MOTOR
Demonstrate the structure and operation of a simple motor Read More
-
K4-22: DC MOTOR
Show how a DC motor works Read More
-
K4-23: AC MOTOR - SYNCHRONOUS
Demonstrate the concept of a synchronous motor Read More
-
K4-24: AC/DC MOTOR
Demonstrate the construction and the operation of AC and DC motors Read More
-
K4-25: DC MOTOR - HOMEMADE
Illustrate possibly the world's simplest motor Read More
-
K4-41: MOTOR-GENERATOR PAIR
Demonstrate that a motor and a generator are the same Read More
-
K4-51: UNIPOLAR MOTOR
Demonstrate a very simple unipolar motor Read More
- 1