Question detail
What happens to energy when a current flows through a resistor?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Energy changes in a system, and the ways energy is stored before and after such changes
Question
- A. Energy is stored as potential energy.
- B. Energy is converted into thermal energy.
- C. Energy is lost as sound energy.
- D. Energy is transformed into kinetic energy.
Answer
Energy is converted into thermal energy.
Explanation
When a current flows through a resistor, electrical energy is converted into thermal energy due to resistance.
Common mistake
Misunderstanding Electrical Work
Students often confuse electrical work done with energy transferred, thinking they are the same concept.
Remember that electrical work done is the energy transferred by an electric current, but they are not interchangeable terms. Focus on how current flow relates to energy transfers in circuits.
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