Tick (3) the correct statement about electrostatic charges. (a) Earthing causes positive charges to flow from the object to the ground.
(b) Similar types of electric charges attract one another.
(c) An electroscope is used to determine the presence of electrostatic charges.

similar type of electric charges attract one another

I think this is a coorect staement

C ) An electroscope is used to determine the presence of electrostatic charges

Explanation:

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