# PHYS142

## K7-26: RLC CIRCUIT - 0.3 HZ RESONANCE

Category: K7 RLC Circuits
Purpose: Plot a graph of resonance behavior in a very low frequency resonant circuit.

## K8-51: MICROWAVE OVEN

Purpose: Demonstrate operation and experimentation with a microwave oven.

## M5-04: LASER DIFFRACTION - EXOTIC ARRAYS

Purpose: Show diffraction by arrays of complex figures.

## L5-24: FIBER OPTICS COMMUNICATION LINE

Purpose: Demonstrate transmission of laser light by a real fiber optics communication line.

## M1-21: LASER DIFFRACTION - MULTIPLE SLITS

Purpose: Show the transition from one slit to multiple slits and the diffraction grating.

## A2-23: VECTOR PRODUCT

Category: A2 Mathematics
Purpose: Illustrate the product of two vectors

## L4-22: MIRAGE - LASER AND HOT WIRE

Category: L4 Refraction
Purpose: Demonstrate how an optical mirage is created

## K2-40: MAGNETIC ACCELERATOR

Purpose: Demonstrate magnetic potential energy

## K7-04: RL CIRCUIT - FIELD COLLAPSE WITH FLUORESCENT BULB

Category: K7 RLC Circuits
Purpose: Demonstrate the magnitude of induced voltage

## K1-05: FORCE BETWEEN CURRENT-CARRYING COILS

Purpose: Demonstrate that current-carrying coils produce magnetic fields and interact like bar magnets

## J5-04: MAGNETS

Category: J5 Magnetostatics
Purpose: Show various magnets

## J4-51: THEREMIN

Purpose: Demonstrate the theremin

## J3-02: ELECTRIC FIELD OF RING OF CHARGE - MODEL

Purpose: Aid in the visualization of the electric field of a ring of charge

## J4-41: CAPACITORS

Purpose: Display a variety of capacitors

## K8-42: RADIOWAVES - ENERGY AND DIPOLE PATTERN

Purpose: Demonstrates transmission of energy in electromagnetic waves. Shows the radiation pattern of the dipole antenna

## M1-02 LASER DIFFRACTION - VARIABLE SINGLE SLIT

Purpose: Demonstrates single slit diffraction

## L5-23 FIBER OPTICS TREE

Purpose: Demonstrates total internal reflection

## L5-11 LASER WATERFALL

Purpose: Demonstrates total internal reflection of a laser beam in a water jet

## L4-31 DISAPPEARANCE OF GLASS IN LIQUID

Category: L4 Refraction
Purpose: Demonstrates how index of refraction affects what wesee in a fluid bath

## L4-06 REFRACTION IN CLOUDY WATER

Category: L4 Refraction
Purpose: Demonstrates a light ray bends when it enters a different medium at an oblique angle.
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• #### J4-01 PARALLEL PLATE CAPACITOR

Demonstrates that potential difference across a capacitor is proportional to the plate separation Read More
• #### J4-03: PARALLEL PLATE CAPACITOR - SERIES CAPACITORS

Demonstrate the effect of capacitors in series. Read More
• #### J4-04 PARALLEL PLATE CAPACITOR - IONIZATION OF AIR

Demonstrates the mobility of ions Read More
• #### J4-12: ELECTROSTATIC FORCE - MOVING LUMBER

Demonstrate polarization of water molecules. Read More
• #### J4-13: MATCHSTICK ON NICKLE UNDER GLASS

A simple trick easily solved with the application of electrostatic force and the polar nature of water molecules. Read More
• #### J4-21: COLOR FILTER MODEL OF CHARGED DIELECTRIC

Represent charge separation in a capacitor dielectric. Read More
• #### J4-22 PARALLEL PLATE CAPACITOR WITH DIELECTRIC

Demonstrates that inserting a dielectric into a capacitor increases the capacitance Read More
• #### J4-23: POLARIZATION OF DIELECTRIC - DISSECTIBLE LEYDEN JAR

Demonstrate that energy is stored in a capacitor as charge separation in the dielectric. Read More
• #### J4-24: FORCE ON DIELECTRIC IN ELECTRIC FIELD

Demonstrate the force on a dielectric in an electric field. Read More
• #### J4-31 ENERGY STORED IN A CAPACITOR

Demonstrates that energy is stored in a capacitor and how that energy may be used Read More
• #### J4-32 DISCHARGE OF CAPACITOR WITH BANG

Demonstrates that capacitors store electrical energy Read More
• #### J4-41: CAPACITORS

Display a variety of capacitors Read More
• #### J4-42: CAPACITORS IN SERIES AND PARALLEL

Demonstrate the voltage/charge/capacitance relationships in series and parallel capacitor circuits. Read More
• #### J4-43: CAPACITORS IN SERIES AND PARALLEL WITH PROJECTION METER

Illustrate voltage relations in series and parallel capacitor circuits. Read More