Notes
Petrol Engine is an internal combustion engine …
Petrol Engine is an internal combustion engine. In it a mixture of vapors of petrol and air is exploded in a cylinder by a electric spark it is a four stroke engine.
Notes
Petrol Engine is an internal combustion engine. In it a mixture of vapors of petrol and air is exploded in a cylinder by a electric spark it is a four stroke engine.
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