Task 30853.
Speck weighing 10 ^ -9 g, bearing the 5 electrons held in the vacuum accelerating potential difference of 3 * 10 ^ 6 Q. What is the kinetic energy of the dust particles in electron volts? What speed got a speck of dust?
Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.
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