1. The problem statement, all variables and given/known data A typical coal-fired electric power plant has an efficiency of 39.5%, while a nuclear power plant is 33.5% efficient. (a) How many joules of thermal energy are required by each plant to generate one joule of electrical energy? How much heat does each plant exhaust as waste? 2. Relevant equations None that I know :( 3. The attempt at a solution unsure how to go about this problem, any help is appreciated.