Engineering :: Automobile Engineering

@ : Home > Mechanical Engineering > Automobile Engineering

Generally speaking for better efficiency of IC engine the valves must

[A].	open before the beginning of a stroke and close before the end of a stroke	[B].	open after the beginning of a stroke and close before the end of a stroke
[C].	open after the beginning of a stroke and close after the end of a stroke	[D].	open before the beginning of a stroke and close after the end of a stroke

Answer: Option D