Which of the following equations can represent the current through a circuit containing resistor and an ac source V =V_0 sin wt

Options

A. `[ i= i_m sin (omega t + pi/2)]`
B. `[ i= i_m sin (omega t - pi/2)]`
C. `[ i= i_m sin omega t]`
D. `[ i= i_m sin (omega t - pi/4)]`

Answer

C