Faraday’s law

Induction

Purpose:Illustrate phase difference between  current in the solenoid and the induced voltage. Parts: Coil set up w Iron bar Function Generator 10 ohms resistor Demo Oscilloscope Cable Setup: Channel 1 shows the current through the primary coil(voltage across the 10 ohms resistor) and channel… Continue reading »

Metal Detector

Purpose: Real time application of Eddy currents/ Induction. Parts: Metal Detector with its instruction manual. Metal detector is in the demonstration prep room ( TPL 202). Setup:… Continue reading »

Eddy currents and Magnetic Damping

Purpose:Describes the magnitude and the direction of the drag, called magnetic damping produced from Eddy currents. Parts: Magnetic damping setup (Including Al saw , Al and Cu rings) Setup: Plug the setup to the wall outlet and set the voltage to its maximum. Then increase the current all the… Continue reading »

Faraday’s bulb

Purpose To illustrate Faraday’s law; current induced by putting magnet through coil lights up bulb Parts All found on shelf M2 Faraday’s bulb contraption Magnet Set up Pull magnet through loop and watch bulb light up… Continue reading »

Faraday’s law demo

Purpose To illustrate the principle of induction. Parts The meter/coil contraption is found fully-assembled on shelf M1 If a magnet is needed, some are found on shelf M1 Set up Pull magnet through the various wire loops and note the reading on the meter. Continue reading »

Build a speaker

Purpose  To illustrate Faraday’s law through a hands-on project. Parts Several kits in zip bags are found in a box on shelf L1 Set up Follow the written instructions found in the box to build the speakers. Continue reading »

Dynamo bike

Purpose To illustrate Faraday’s law, as well as to show how mechanical energy can be converted to electrical energy Parts Dynamo bike, found in the southeast corner of the demonstrations room Set up No setup required. Simply sit on the bike and pedal, watching attached light… Continue reading »