Learning objective

Memorize and apply the formula for electrical power, expressed as P = V I.

Read the explanation, check the common trap, then practise with flashcards and questions.

Practise this topic Read the exam answer Topic hub

Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE PhysicsElectricity and magnetismCore content

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Quick explanation

Memorize and apply the formula for electrical power, expressed as P = V I

This point belongs to Electrical energy and electrical power, especially Electrical energy and electrical power outcomes.
You need to be able to memorize and apply the formula for electrical power, expressed as P = V I.
The key ideas to know are Recall and Use.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

RecallUse

Why it matters

This objective helps connect Electrical energy and electrical power outcomes to exam-style questions, flashcards, and revision notes for Electrical energy and electrical power.

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