Specific energy consumption is least in ___ service. All Questions › Category: Electric Vehicle › Specific energy consumption is least in ___ service. 0 Vote Up Vote Down Rajasri Mundrathi Staff asked 3 years ago Options: a) Main lineb) Main linec) Suburband) None of these 1 Answers 0 Vote Up Vote Down Rajasri Mundrathi Staff answered 3 years ago The correct answer is Main line