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Physics · Oct / Nov 2023 · Paper 12 · Question 31

5054Electrical charge

A student rubs different rods held in his hand. Which rod gains a large electrostatic charge?

  1. Aa polythene rod rubbed with a steel magnet
  2. Ba polythene rod rubbed with a woollen duster
  3. Can iron rod rubbed with a steel magnet
  4. Dan iron rod rubbed with a woollen duster

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Correct answer: B. a polythene rod rubbed with a woollen duster

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