A device that can be used to test whether an object is carrying a charge or not, is known as an .
A
electrometer
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B
electroscope
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C
electroplate
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D
electrolyte
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Solution
The correct option is B electroscope A device that can be used to test the presence of electric charge on an object, is called electroscope. Two of the popular electroscopes are the gold leaf electroscope, and the pith ball electroscope. The presence of electric charge on a test object and the type of electric charge can be known using an electroscope.