Select the correct option to test your answer: A 50 - 75 kg/m per hour B 75 - 100 kg/m per hour C 100 - 150 kg/m per hour D 150 - 200 kg/m 2 per hour Correct Answer: Option D (150 - 200 kg/m 2 per hour) Verified correct option for Electrical Engineering (Power Plant Engineering In Ee).