Question

Q.2 Define the following terms
1. Unit current.

Answer 1

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. The ampere (symbol: A) is an SI base unit Electric current is measured using a device called an ammeter.

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Answer 2

SI Unit of current is ampere(A). If one coulomb of electric charge flows through any section of a conductor in one second, then the current through it is said to be one ampere

see the attachment formula

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