This engine has a transparent cylinder so that combustion can be observed. Two components of cylinder volume are important: (a) The "Displacement volume" is the volume displaced by the piston as it ...

GENEVA – The number of people displaced by conflict, violence, persecution and human rights abuses rose for the tenth straight year in 2021 to reach the highest level since records began, according to ...

SINCE the power output of an engine is practically proportional to the weight of the charge, the object has been to increase the weight of the charge burned. The weight of charge inducted by an ...