3B Scientific 1021092 AC/DC Power Supply Student Kit, 0−12V, 3A, 115V

1021092 Includes Only:

• 1 Plug-in Board for Components
• 2 Battery Holders
• 1 Set of Conductors and Non-Conductors
• 1 Set of 10 E10 lamps 1.3 V, 60 mA
• 1 Set of 10 E10 lamps 3.8 V, 300 mA
• 3 E10 lamp sockets
• 2 Change-over switches
• 1 Toggle switch, single pole
• 1 Push-button (NO), single pole
• 1 Roll of chrome-nickel wire
• 1 Roll of constantan wire
• 1 Roll of iron wire
• 1 Set of 10 connecting plugs
• 6 Connecting plugs, 4 mm
• 6 Crocodile clips
• 1 Potentiometer, 220 Ω
• 1 Linear Resistor, 47 Ω, 2W
• 2 Linear Resistors, 100 Ω, 2W
• 2 Zinc plates
• 2 Copper plates
• 2 Carbon plates
• 1 Glass trough
• 1 Set of 3 experiment leads, red
• 1 Set of 3 experiment leads, blue
• 1 Roll of experiment cord
• 1 Weight, 50 g
• 1 Tea candle

Includes Instructions for 28 Experiments on Electricity:

• Simple electric circuits (2x)
• Electrical conductors and insulators
• Production of heat and light
• Various sources of electricity
• Conduction in liquids
• Single-pole change-over switches (SPDT)
• Two-way switches
• Measurement of current in a simple electric circuit
• Measurement of voltage in a simple electric circuit
• Incandescent lamps connected in series
• Incandescent lamps connected in parallel
• Terminal voltage and open-circuit (no-load) voltage
• Batteries connected in series and parallel
• Battery made from a lemon
• Relationship between voltage and current determined by varying voltage
• How electrical power depends on other variables in an electric circuit
• How electrical work depends on other variables in an electric circuit
• Ohmic resistance
• How electrical resistance depends on temperature (2x)
• How electrical resistance depends on the length of the wire
• How electrical resistance depends on the cross section of the wire
• How electrical resistance depends on the material of the wire
• Resistivity
• Resistors connected in series
• Resistors connected in parallel
• Variable resistors
• Potentiometers

Features:

• Set of apparatus for carrying out 28 fundamental student experiments on electricity.
• Stored in a tough Gratnells tray with foam inlay featuring recesses moulded to the shape of the apparatus and covered by a transparent lid.
• Circuits are assembled using components in plug-in housings plugged into a plug-in board.
• Power is supplied via 2 D-cell, LR20, 1.5 V batteries (batteries not included) or via an external power supply.