Electricity meters work by continuously measuring the instantaneous voltage (volts) and current (amperes) and then finding the product of these to give instantaneous electrical power (watts) which is afterwards integrated against time to give energy used (joules, kilowatt-hours etc.).
Common causes of dizziness include inner-ear disorders, medications, and alcohol. Dizziness is often a result of vertigo. It can also be caused by a problem in the inner ear, where balance is regulated. The most common cause of vertigo and vertigo-related dizziness is benign paroxysmal positional vertigo (BPPV).izziness is not a disease but a symptom of other disorders. Vertigo and disequilibrium may cause a feeling of dizziness, but those two terms describe different symptoms. Vertigo is characterized by a feeling of spinning.
Etiology. The most common causes of peripheral vertigo include BPPV, vestibular neuronitis, Meniere mÃ©niÃ¨re, disease and-immune mediated-inner ear. Disease the most common cause of central dizziness is, migraine frequently referred to as vestibular migraine or-migraine associated. dizzinessenign causes of dizziness included peripheral vertigo (294 cases) and orthostatic hypotension (121 cases). Factors associated with serious diagnoses included abnormalities on focal examination, age greater than 60 years, and imbalance as the chief complaint.