What you’ll learn4 learning objectivesChoose one objective for a focused lesson, or study the complete topic.10.3.1The principle of a potential divider circuit• understand the principle of a potential divider circuitSyllabus objective10.3.2The principle of the potentiometer as a means of comparing potential• recall and use the principle of the potentiometer as a means of comparing potential differencesSyllabus objective10.3.3The use of a galvanometer in null methods• understand the use of a galvanometer in null methodsSyllabus objective10.3.4The use of thermistors and light-dependent resistors in potential dividers• explain the use of thermistors and light-dependent resistors in potential dividers to provide a potential difference that is dependent on temperature and light intensitySyllabus objective