Cambridge IGCSE Combined Science practice
Try the question first, then check the answer and practise the same topic again.
At a glance
MCQ
Type
cambridge_mcq
Style
Topic
Electrical safety
Exam-style question
What is the primary cause of heat generation in a conductor when electric current flows?.
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Flashcard 1 of 6
Question 1 of 5
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Description
When electric current flows through a conductor, it encounters resistance, which generates heat. This phenomenon is described by Joule's law.
Explain how electric current generates heat in a conductor.
Aim for approximately 3 distinct marking points.