Select the incorrect statement from the following option.
(a) Fuel cells have high efficiency
(b) The emission levels of fuel cells are far below the permissible limits
(c) Fuel cells are modular
(d) The noise levels of fuel cells are high
I have been asked this question in an online quiz.
The query is from Fuel Cells topic in division Corrosion, Electrolysis, Fuel Cells and Batteries of Engineering Chemistry II