How electric current flow through a circuit |Electricity class notes| Electricity Important question
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Course
Science
Institution
This class notes will help us to study about Electricity, how to Electric current flow, how electric current flow through a circuit, knowledge about Electricity Resistance, ohm's law,Joule law of heating,potential difference and more about Electricity
Electricity
Electric charge: (Sy ol=q)
A physical phenomenon characterized by an excess or deficiency of electrons
in a body.
° It is a scalar quantity.
° The SI unit of charge is the Coulomb (C).
Mag de of el r c ag:
Electric Current:(s bo =i)
The quantity of electric charge 'Q' flowing through a specific cross-sectional
area in unit time 't'.
° It is a scalar quantity.
° The SI unit of current is the Ampere (A).
The direction of electric current is considered opposite to the flow of electrons,
and in a circuit, conventional current flows from the battery's positive terminal
to the negative terminal.
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