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What is the SI unit of current?

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in Physics – Class 12 by (135k points)
What is the SI unit of current?

(a) Coulomb (C)

(b) Ampere (A)

(c) Farad (F)

(d) Newton (N)

The question was asked in homework.

Asked question is from Electric Current in section Current Electricity of Physics – Class 12

1 Answer

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Best answer
Right choice is (b) Ampere (A)

The best explanation: The SI unit of current is Ampere (A). The current through a wire is called one ampere if one coulomb of charge flows through the wire per second.

1 Ampere  = \(\frac {1 \, Coulomb}{1 \, Second}\) or 1A = 1Cs^-1.

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