Question 1
A student rubs a plastic rod with a piece of cloth. The rod becomes negatively charged. What conclusion can be drawn about the transfer of charge during this process?
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Physics · Unit 1 · Electrical circuits · Current, potential difference and energy flow
Describe electric charge as positive or negative.
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Question 2
The diagram shows two charged spheres suspended by insulating threads. What type of charge does sphere Y carry?
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Question 3
What property differentiates a positive electric charge from a negative electric charge?
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