who has discovered tht ther are two types of charge and how ?

Asked by  | 6th May, 2008, 12:30: PM

Expert Answer:

Ebonite and cat skin rubbing experiment and glass rod with silk experiment had shown the existence of two opposite charges and Benjamin Franklin in 1750 given the names positive and negative charge. 

Answered by  | 24th May, 2008, 12:02: AM

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