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A straw rubbed with paper picks up a charge and exerts a force called:

AElectroplated
BElectrostatic
CElectromotive
DElectrolytic
Answer & Solution
Correct answer: B. Electrostatic
1. Rubbing leaves the straw charged. 2. A charged body pushes or pulls other bodies. 3. That force is electrostatic force. _Source: syllabus Science Class VIII, Chapter 8, Force and Pressure._
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