Energy Conversion - Immersion Heater

Purpose

To demonstrate quantitatively the conversion of electrical energy into heat.
 

Equipment

600 ml glass beaker with 300 ml water, 200 watt immersion heater, and digital thermometer.

 

Setup Time

 

5 Min.
 

    Images

    k6-22

    Description

    About 300 ml of water is heated in a beaker with a 200-watt immersion heater. Measure the initial water◙temperature, let the water heat for a fixed time with the immersion heater, and measure the final water temperature. Good to about ten percent.◙