An immersion heater of 400 watts kept on for 5 hours will consume electrical power of __________________?A. 2KWhB. 20KWhC. 6KWhD. 12KWh 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments