Which of the following is the cheapest source of power for a large scale industry? by Sunday | Jun 15 | Geography WAEC | 0 comments A. coal B. gas C. water D. petroleum Correct Answer: Option A – coal Users Also Read These:In large offices where a large number of mails is…Small scale retailers continue to survive in spite…The following are advantages of large scale…An electric generator with a power output of 3.0KW…Which of the following is the cheapest for the…