34. Define the S. I. Unit of an electric
current.
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An electric current is said to exist when there is a net flow of electric charge through a region. ... The SI unit of electric current is the ampere, or amp, which is the flow of electric charge across a surface at the rate of one coulomb per second.✅✅
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S.I. unit of electric current is Ampere.
since I = Q/t where I is current, Q is charge and t is time.
A = C/s where A is Ampere , C is Coulomb, s is second.
therefore 1 A = 1 C/s
If one Coulomb of charge is passed through the conductor in one second, the electric current is one Ampere.
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