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.
Different Types of Vertigo. Vertigo is a symptom, typically caused by an inner ear problem, that is characterized by lightheadedness, dizziness, nausea and feeling off-balance. It can occur for a number of different reasons, but rarely is permanent.his type of vertigo is caused by a problem in the inner ear, which controls balance. The tiny vestibular labyrinth or vestibular nerve may be inflamed or affected by fluid, wax or crystals which inhibit their normal functions.