Current efficiency depends on which of the following in ECM? / » Unconventional Machine Process (UMP) solved MCQs / By admin Question: Current efficiency depends on which of the following in ECM? A. anodic material B. electrolyte C. anodic material & electrolyte D. none of the mentioned Answer» c. anodic material & electrolyte Note: The above multiple-choice question is for all general and Competitive Exams in India.