Safety (8 questions)

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Uploaded: 23.02.2017
Content: Обж 8 вопросов.doc (60,5 kB)

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Description

Describe the effect on the human body, electric fields of industrial frequency currents. Protection of man from electric fields.
What are the basic dose limits and permissible levels of exposure of personnel and population.
Ecosystems, their main types and features.
Forms of interaction between society and nature.
Hygienic characteristics of vibration in terms of dwellings.
What are the types of disasters.
Describe the accident at radiation-hazardous objects.
What resources are international and what problem

Additional information

1. Describe the effect on the human body, electric fields of industrial frequency currents. Protection of man from electric fields.
Sources of electric fields (EP) of industrial frequency currents are transmission line high and extra-high voltage, outdoor switchgear (ORU).
With long-term chronic exposure EP possible subjective disorders in the form of complaints of neurotic character (the feeling of heaviness and headache in the temporal and occipital regions, memory impairment, fatigue, feeling of weakness, irritability, pain in the heart area, sleep disturbance; depressed mood, apathy, a kind of depression with a heightened sensitivity to bright lights, sudden noises and other stimuli), which is manifested by the end of the work shift. Disorders in health workers, due to functional disturbances in the nervous and cardiovascular

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