Which are the two main alcohols used in the engine as a fuel?
(a) Butanol and methanol
(b) Propanol and butanol
(c) Ethanol and propanol
(d) Methanol and Ethanol
I have been asked this question in a national level competition.
Question is taken from Alternative Fuels in section Fuels, Intake System & Leakage Preventers of Automotive Engine Design