An insulated rod when rubbed with a material acquires
PHYSICS
JAMB 1991
An insulated rod when rubbed with a material acquires
- A. a negative charge if it is made of glass and rubbed with silk
- B. no charge if it is made of glass and rubbed with fur
- C. no charge if it is made of copper and rubbed with silk
- D. a positive charge if it is made of copper and rubbed with fur
Correct Answer: B. no charge if it is made of glass and rubbed with fur
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