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Create and understand circuit diagrams that include diodes and light-emitting diodes (LEDs), and be aware of how these components function within a circuit.

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Cambridge IGCSE PhysicsElectricity and magnetismSupplement content

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Create and understand circuit diagrams that include diodes and light-emitting diodes (LEDs), and be aware of how these components function within a circuit

This point belongs to Circuit diagrams and circuit components, especially Circuit diagrams and circuit components outcomes.
You need to be able to create and understand circuit diagrams that include diodes and light-emitting diodes (LEDs), and be aware of how these components function within a circuit.
The key ideas to know are Describe, Identify, and Explain.
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Key concepts

DescribeIdentifyExplainSketch

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This objective helps connect Circuit diagrams and circuit components outcomes to exam-style questions, flashcards, and revision notes for Circuit diagrams and circuit components.

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Paper 4 structured question: Circuit diagrams and circuit components

Paper 4Theory (Extended)1 marks

Description

Circuit Diagram with Diodes and LEDs

A circuit diagram includes a diode and an LED connected in series with a battery and a resistor. The diode is oriented to allow current to flow towards the LED.

a
State the function of the diode in the circuit.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Related learning objectives

Create and understand circuit diagrams that include cells, batteries, power supplies, generators, potential dividers, switches, resistors (both fixed and variable), heaters, thermistors (only NTC), light-dependent resistors (LDRs), lamps, motors, bells, ammeters, voltmeters, magnetising coils, transformers, fuses, and relays, and be aware of the behavior of these components within a circuit.
Circuit diagrams and circuit components outcomes

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