Question

i.Name the device
ii. its uses
iii. difference between the diagrams? Give reason
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Answer 1

Answer:

i) This is an electroscope

ii) it is used to detect charges on a body

iii) in the first diagram there is no charge thus the conducting metal stripes do not repel where as in the second diagram the conducting metal stripes repel because of the presence of charges, because two similar charges repel eachother

hope it helps you