The 4th stroke, the exhaust stroke.
exhaust. apex
Exhaust
exhaust
compression and ignition
combustion and expansion
combustion and expansion
combustion and expansion
In an engine, it a work that helps to finish one cycle..... It can be also said like a step to release the energy and it also releases energy. For every action some amount of energy released.......
Compression and ignition
The first step of the nitrogen cycle is nitrogen fixation.
The first step of the nitrogen cycle is nitrogen fixation.
If one step is out, water cycle will be imbalanced. It disturbs water cycle.