(II) A large electroscope is made with “leaves” that are
Chapter 16, Problem 16P(choose chapter or problem)
(II) A large electroscope is made with "leaves" that are 78 -cm-long wires with tiny spheres at the ends. When charged, nearly all the charge resides on the spheres. If the wires each make a
angle with the vertical (Fig. 16-55), what total charge
must have been applied to the electroscope? Ignore the mass of the wires.
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