Potential Dividers
Physics · JC 1 · Current of Electricity and D.C. Circuits · 4.º Período

Potential Dividers

Understanding the principle of the potential divider and its use in practical circuits. Students explore the use of thermistors and light-dependent resistors as input transducers.

MOE Syllabus Outcomes8866 11.e (show an understanding of the use of a potential divider circuit)8866 11.f (explain the use of thermistors and light-dependent resistors in potential dividers)

About This Topic

Understanding the principle of the potential divider and its use in practical circuits. Students explore the use of thermistors and light-dependent resistors as input transducers.

Key Questions

  1. How does a potential divider circuit work to provide a variable output voltage?
  2. How can we use variable resistors to control voltage output?
  3. What are the practical applications of thermistors and LDRs in potential divider circuits?

Planning templates for Physics

Lesson Plan

Science

A science-specific template built around the scientific method, with sections for phenomena, investigation, data analysis, and claims-evidence-reasoning (CER) writing.

More in Current of Electricity and D.C. Circuits

Electric Current and Potential Difference

Introduction to the concepts of electric current, charge carriers, and potential difference. Students explore the microscopic mechanism of charge flow and electromotive force.

2 methodologies

Resistance and Ohm's Law

Investigation of electrical resistance, resistivity, and Ohm's Law. Students analyse the I-V characteristics of various electrical components like metallic conductors and semiconductor diodes.

2 methodologies

D.C. Circuits and Kirchhoff's Laws

Application of Kirchhoff's First and Second Laws to solve complex circuit problems. Students analyse series and parallel circuits to find equivalent resistance, current, and voltage.

2 methodologies