An object is placed so that the image formed is a real image of the same size as the object. What is the position of the object?
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Answer:
Explanation:
= Avogadro's number =
e = Charge of electron =
k = Coulomb constant =
Z = Atomic number of water = 18
M = Molar mass of water = 0.018 kg/mol
m = Mass of person
The charge is given by
Total number of protons and electrons in each sphere
Electrical force is given by
The electrostatic force of attraction between them is