Advertisements
Advertisements
प्रश्न
What do you understand by the term current? State and define its S.I. unit.
Advertisements
उत्तर
Current is the rate of flow of charge across a cross-section. It is a scalar quantity.
Its S.I. unit is ampere (coulomb per second).
If 1 ampere current flows through a conductor, it means that 6.25 x 1018 electrons pass in 1 second across that cross-section of conductor.
APPEARS IN
संबंधित प्रश्न
0.7 C charges passes through a cross-section of a conductor in 7 s. Find the current.
Differentiate between:
Flow of electron and flow of conventional current.
The direction of conventional current is ______ to electron flow.
True or False – If False give the correct answer
Electron flow is in the same direction to conventional current flow.
Problems for practice:
If 50 coulomb of electric charge flows through a wire in five minutes, calculate the current in the wire?
