What must be the value of the pressure of electrolytic solution used in ECM? April 8, 2021 by admin Question: What must be the value of the pressure of electrolytic solution used in ECM? A. 1 to 10 kpa B. 10 to 80 kpa C. 100 to 200 kpa D. 300 to 400 kpa Answer» c. 100 to 200 kpa Note: The above multiple-choice question is for all general and Competitive Exams in India.