NTC Thermistor Demonstration, 4.7kΩ in Glass Tube Item Type_Springs and a Faraday's ice pail

and a Faraday's ice pail for paired demonstrations of charge detection

violet - cover the standard color-mixing palette for ray-box and projector demonstrations

giving students a wide reference range for density analysis

000 volts to demonstrate energy conversion

paired with sphere and cylinder counterparts to extend the electrostatic-curvature comparison up the size scale

NTC Thermistor Demonstration, 4.7kΩ in Glass Tube Item Type_Springs and a Faraday's ice pailGlass tube housed NTC thermistor at 4. 7 k nominal resistance with 4mm socket leads, showing the inverse resistance vs temperature relationship through any standard ohmmeter circuit.