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| 1. |
Describe the procedure to make the sample of the following: A simple electroscope |
| Answer» <html><body><p>An electroscope is a device that detects static electricity by using thin metal or plastic leaves, which separate when <a href="https://interviewquestions.tuteehub.com/tag/charged-7263949" style="font-weight:bold;" target="_blank" title="Click to know more about CHARGED">CHARGED</a>. Electrical charges <a href="https://interviewquestions.tuteehub.com/tag/move-548879" style="font-weight:bold;" target="_blank" title="Click to know more about MOVE">MOVE</a> to the metal and down to the foil leaves, which then repel each other. Since each leaf has the same charge (positive or negative), they repel each other.Explanation: How to make your own Electroscope: You can build your own electroscope at home using simple things you can find around the house, such as: a glass jar, 2 little pieces of aluminum foil <a href="https://interviewquestions.tuteehub.com/tag/cut-942198" style="font-weight:bold;" target="_blank" title="Click to know more about CUT">CUT</a> into small round <a href="https://interviewquestions.tuteehub.com/tag/shapes-1204733" style="font-weight:bold;" target="_blank" title="Click to know more about SHAPES">SHAPES</a> (and you need to put a whole in one end of each foil); A copper wire (spiral one of the ends of the wire to make a large surface area); Some electrical tape, A plastic lid cut into a circle the same size as the jar opening (you can use the plastic lid from any plastic <a href="https://interviewquestions.tuteehub.com/tag/container-20566" style="font-weight:bold;" target="_blank" title="Click to know more about CONTAINER">CONTAINER</a>); A small plastic tube (you can use a straw) shoved through the plastic lid.</p></body></html> | |