The literature review indicates that while the. effect of orifice geometry on the injector flow and spray processes has been examined to. some extent, its influence on engine combustion and emissions is not well established (Som, 2010b, 2011). To the best of our knowledge, the influence of nozzle geometry on spray and.
Vertigo Symptoms and Signs. Vertigo is a feeling that you are dizzily turning around or that your surroundings are dizzily turning about you. Vertigo is usually due to a problem with the inner ear but can also be caused by vision problems and other conditions.Vertigo is medically distinct from dizziness, lightheadedness, and unsteadiness in that vertigo involves the sensation of movement.ertigo is a feeling that you are dizzily turning around or that your surroundings are dizzily turning about you. Vertigo is usually due to a problem with the inner ear but can also be caused by vision problems and other conditions.
vertigo. a sensation of rotation or movement of one's self (subjective vertigo) or of one's surroundings (objective vertigo) in any plane. The term is sometimes used erroneously as a synonym for dizziness.Vertigo may result from diseases of the inner ear or may be due to disturbances of the vestibular centers or pathways in the central nervous system.. Vertigo is a term that means there is a feeling as if in a spin. Dizziness describes any lack of stableness, not necessarily a true spinning sensation. There are two types of vertigo: subjective and objective. Subjective vertigo is when a person feels a false sensation of movement.