Task 30306.
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- Physics
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- 11.05.2020 5:29:44
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- Юрий Физик · about the seller and their products
DESCRIPTION
Task 30306.
The current density in the beam of electrons in a vacuum is 2 A / mm ^ 2, V = velocity of the electrons of 106 m / s. To determine the charge density in the beam?
Additional information:
Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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