Current Electricity

Question

The electric current through a wire varies with time as …, where … and …. The amount of electric charge crossed through a section of the wire in … is :

Accepted Answer

Option C. To calculate the amount of electric charge … that crosses through a section of the wire over a period of … seconds, given the current varies with time as …, where … A (initial current) and … A/s (rate of change of current with time), we use the concept of integration from calculus because the current is not constant but changes linearly with time.

More on Current Electricity

Current Electricity

More on Current Electricity