If a copper wire carries a current of 80.0 mA, how many electrons flow past a given cross-section of the wire in 10.0 min?
How many electrons constitute a current of 1A?
Which of the following relations is called as current density?
A steady current flows in a metallic conductor of non-uniform cross section. Which of the following quantities is constant along the conductor?
A constant potential difference is applied between the ends of the wire. If the length of the wire is elongated 4 time, then the drift velocity of electrons will
Which of the following is responsible for the flow of current density?
