eg. Calculate the flow rate of water(in liters/sec=kilograms/sec)required to provide lkw of electric power if the water falls a vertical distance of 90m Assume 80% conversion efficiency. (1.42liters/sec) 复旦大学环境科学与工程系 Department of Environmental Science and Engineering, Fudan Universityeg. Calculate the flow rate of water (in liters/sec = kilograms/sec) required to provide 1kW of electric power if the water falls a vertical distance of 90m. Assume 80% conversion efficiency. (1.42liters/sec)