Electrical calculations
Calculation of resistance according to Ohm's law. Useful for electrician: electrical engineering and electronics
Theoretical knowledge must be able to be applied in practice. This article is the first in a new section on electrical calculations….
Voltage drop. Useful for Electrical Engineering: Electrical and Electronics Engineering
Across any resistance, when current flows, a voltage occurs, commonly called the voltage drop across that resistance. If there is...
Calculation of additional resistance «Useful for the electrician: electrical engineering and electronics
If the consumer must be switched on at a higher voltage than what it is designed for, it is connected to...
Ammeter shunt calculation. Useful for electrician: electrical engineering and electronics
A shunt is a resistance that is connected across the ammeter terminals (in parallel with the instrument's internal resistance) to increase the…
Calculation of the resulting resistance in series-parallel connection. Useful for Electrical Engineering: Electrical and Electronics Engineering
A series-parallel or mixed connection is a complex connection of three or more resistances.The resulting resistance in the mixed connection is calculated
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Why is electric current dangerous?