A silk cloth gains electrons when rubbed over a glass rod. A different glass rod gains electrons when rubbed with rabbit fur. What will happen if the two charged glass rods approach one another and why?
A.
The rods will repel each other because they have unlike charges.
B.
There will be no reaction between the rods.
C.
The rods will attract each other because they are both positively charged.
D.
The rods will attract each other because they have unlike charges.
E.
The rods will repel each other because they have like charges.
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