Question

An electroscope is given a positive charge, causing its foil leaves to separate. When an object is brought near the top plate of the electroscope, the foils separate even further. We conclude

• A. that the object is positively charged
• B. that the object is electrically neutral
• C. that the object is negatively charged
• D. none of these

Answer 1

Answer: (A)

The object should be positively charged. Being positively charged, it repels positive charge from top plate towards leaves causing to separate more.