Physics · Electric Current and Circuits
Which of the following is required to drive an electric current through a circuit, functioning as the source of electrical energy?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A switch board
- 2A connecting wire
- 3An electric switch
- 4A source of potential difference (like a cell/battery)✓
Correct answer
A source of potential difference (like a cell/battery)
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