Why does a straw get attracted towards another straw which is rubbed with a sheet of paper?
Due to electrostatic force
Due to friction force
Due to magnetic force
Due to gravitational force
A
Due to gravitational force
B
Due to electrostatic force
C
Due to friction force
D
Due to magnetic force
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Solution
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The correct option is B Due to electrostatic force When a substance is rubbed, it acquires charge on its surface which leads to development of electrostatic force. In above example force acting is electrostatic force.
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