Question

draw the electroscope and explain it's work

Answer 1

electroscope is a early scientific instrument that is used to detect the presence of magnitude and electric charge on a body

Answer 2

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Diagram of electron microscope

An electron microscope is a very large instrument that uses electromagnets for magnification and electrons for illumination.This instrument was developed by Knoll and Ruska. An internal vaccum is essential for its working. It uses very high voltage electricity.