Demos to Prepare:
Sources of Emf:
Electrochemical Cells.
Dry Cells.
Lead Acid Cells.
Batteries of Cells.
Moving conductor in Magnetic Field.
Big Thermocouple.
Piezoelectric Effect Igniter.
Resistors and Circuits:
Rheostats.
Meters for demos.
Triple Light Sockets & Bulbs.
Heater coil, spy resistor.
Find resistance.
Diagram and Solve Circuits:
Series.
Parallel.
Compound.
Compound (Janet's Lights).
Batteries for Series & Parallel
Super Conductivity! Video:
A Sample Series Problem:
A Parallel Problem
The following is NOT the true construction of a Lantern Battery,
but is shows a nice diagram of Series/Parallel arraingement:
Galvani's Experiment
Cells and Batteries
Cells Series Parallel
Dry Cells in Series and Parallel
Lead Acid Batteries
Battery Charging
Do Not Miss Physics Class
Galvani and Ampere
Metallic conductivity saves our hero from certain death by steel jaws. Video.
Bathtub electric conductivity and electric heater save our hero from being shot. Video:
The ions in a bathtub cause electrical conductivity from appliances through bathers. Video:
The Electric Chair
Volta Demonstrates Electric Charge
Here Endeth Direct Current Circuits