If the rms value and average value of half-wave-rectified alternating current are \(\frac{{{I_m}}}{2}\) and \(\frac{{{I_m}}}{\pi }\) respectively, then the form factor of the half-wave rectified current will be given as:

• A. \(\frac{2}{\pi }\)
• B. 2π
• C. \(\frac{\pi }{2}\)
• D. π2