Resistors in Parallel Wall Chart

The Resistors in Parallel Wall Chart is a practical educational resource designed to help learners understand one of the most important concepts in electrical circuits. Using detailed diagrams, worked examples and a guided laboratory experiment, this wall chart explains how resistors behave when connected in parallel and how these connections affect current flow and total circuit resistance. It is an excellent teaching aid for CAPS-aligned Physical Sciences, Electrical Technology, Engineering Graphics and Design, Technical Sciences and STEM classrooms. This educational poster provides a clear visual reference for both classroom instruction and independent revision.

The chart begins with a resistor setup diagram that demonstrates the difference between a single resistor, two resistors connected in parallel and three resistors connected in parallel. A "What we know already" section introduces the key theory behind parallel circuits, explaining that current divides between multiple paths, branch currents combine to form the total current, and resistance influences how electrons flow through each branch. The chart also introduces the concept of current dividers and explains the relationship between conductors, resistance and electrical conductivity.

A comprehensive worked example demonstrates how to calculate equivalent resistance for two, three and four resistors connected in parallel using the standard reciprocal resistance formula. Each example is supported by clear circuit diagrams, mathematical calculations and final answers, allowing learners to follow every step of the calculation process. These visual examples reinforce the mathematical principles required for solving parallel resistor problems in examinations and practical assessments.

The wall chart also includes a complete laboratory experiment with the aim, hypothesis, method, results table and conclusion. Learners measure the resistance of different resistor combinations using a multimeter and compare their measured values with calculated theoretical values. This practical investigation helps bridge the gap between theory and real-world application while developing scientific investigation skills and reinforcing electrical measurement techniques. This informative poster is ideal for science laboratories, engineering workshops, technical classrooms and study areas where learners require a reliable reference for circuit analysis and resistor calculations.

Key Benefits and Features

• Material: Printed on high-quality 250 gsm art board.
• Finish: Standard double-sided gloss lamination (75–125 microns) for superior strength.
• Dimensions: Standard size is 76 cm x 52 cm, with custom sizing available upon request.

Design

• Vibrant Printing: High-definition full-colour print on the front face.
• Subject Authority: Content is developed alongside subject specialists and respected educational institutions.
• Readability: Designed with a focus on clarity, making them easy to read from a distance. 

Specification:

• Size: 76 cm x 52 cm
• Material: 250 gsm art board with standard poster lamination

Please note the posters are backordered. When ordering this item it will be sourced from the publisher.

Please allow for an additional 3-4 days on orders containing posters.