Select the formula for calculation
Quantity of electricity
Ohm law
Electric conduction
Specific resistance
Specific conductance
Dependence resistance on temperature

Electric circuit
Second Kirchhoff rule (circuit rule)

Current branching

Series connection of resistors

Parallel connection of resistors

Voltage divider

Change of ampermeter measurement range

Change of voltmeter measurement range
Work of electric current
Power of electric current
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