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
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K1-02: FORCE BETWEEN CURRENT-CARRYING WIRES - PROJECTION
Demonstrates the force between two adjacent parallel current-carrying wires
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K1-03 FORCE ON CURRENT IN MAGNETIC FIELD
Demonstrates force on a current-carrying wire in a magnetic field
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K1-04: FORCE ON CURRENT IN MAGNETIC FIELD - PORTABLE
Demonstrate the force on a current-carrying wire in a magnetic field Read More
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K1-05: FORCE BETWEEN CURRENT-CARRYING COILS
Demonstrate that current-carrying coils produce magnetic fields and interact like bar magnets
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K1-06: CURRENT BALANCE
Demonstrate the force between two adjacent parallel currents Read More
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K1-07: Interacting Coils
Demonstrate the force between two adjacent coils. Read More
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K1-11: CATHODE RAY TUBE - DEFLECTION BY CURRENT
Demonstrate visually the force between two parallel currents Read More
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K1-12 CATHODE-RAY TUBE - DEFLECTION BY MAGNET
Demonstrates the force on an electron beam by a magnetic field
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K1-13: CATHODE RAY TUBE - DE LA RIVE MAGNETIC EFFECT
Illustrate bending of an electron beam in a magnetic field Read More
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K1-14 OSCILLOSCOPE CRT - DEFLECTION BY MAGNET
Demonstrates the force on an electron beam by a magnetic field
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K1-15: OSCILLOSCOPE CRT - DEFLECTION BY ELECTRIC FIELD
Demonstrate the deflection of an electron beam by an electric field Read More
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K1-21 TORQUE ON CURRENT LOOP IN MAGNETIC FIELD
Demonstrates the torque on a current loop in a magnetic field
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K1-22 TORQUE ON 500-TURN COIL IN MAGNETIC FIELD
Demonstrates the torque on a current loop in a magnetic field
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K1-23: TORQUE ON CURRENT LOOP - MODEL
Model torque on a current loop due to magnetic field.
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K1-31: MAGNETOHYDRODYNAMIC GENERATOR
Illustrate magnetohydrodynamic forces Read More
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K1-41: BARLOW'S DISC
Demonstrate how an electric potential difference and current can be generated when free (conduction) electrons move through a magnetic field Read More
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