The precised purity level of DC output in any rectification process can be estimated in terms of ______.

The precised purity level of DC output in any rectification process can be estimated in terms of ______.

a. Ripple Factor
b. Efficiency
c. V -I Characteristics
d. All of the above

Correct Answer : a. Ripple Factor

Explanation :
Ripple factor is a measure of AC to DC output level, while efficiency relates to power utilization and V-I relates to voltage -current characteristics.