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Question
Draw a labelled diagram of a gold leaf electroscope and describe its construction.
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Solution
Construction
(i) Brass rod which passes through an insulator stopper in a glass case.
(ii) Brass disc is at the top end or brass rod.
(iii) Gold leaves Lower end carries two gold (or aluminium) leave held parallel when uncharged.
(iv) Glass case protects the gold leaves from the outside air current.
(v) Metal foil present at the lower part of the glass case. This is connected to the earth when the electroscope is used.
(i) Brass rod which passes through an insulator stopper in a glass case.
(ii) Brass disc is at the top end or brass rod.
(iii) Gold leaves Lower end carries two gold (or aluminium) leave held parallel when uncharged.
(iv) Glass case protects the gold leaves from the outside air current.
(v) Metal foil present at the lower part of the glass case. This is connected to the earth when the electroscope is used.
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