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Content: Контрольная БЖД.doc (117.50 KB)
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1. Influence of illumination conditions on human activities 3
2.Avarii on chemically hazardous objects 4
3.Planirovanie labor protection 7
Target 9
References 13
2.Avarii on chemically hazardous objects 4
3.Planirovanie labor protection 7
Target 9
References 13
9. At one of the enterprises of the nuclear fuel cycle accident occurred with the release of radioactive substances. As a result of the accident, the Dubovo will be exposed to radioactive contamination from the exposure dose X mR / h.
What you need to do in this situation? What is the annual radiation dose of the population receive Dubovo?
Baseline Edition number of jobs
9.4
X mR / hr 250
19. At a distance of 50 m from the facade of a residential building located district center of communication with the clock running fan. Due to this, in the living room with windows overlooking the side of the house facade, an equivalent level of daytime noise is Lekv dBA.
It is necessary to determine the type and width of the strip of green plantings that reduce sound levels to acceptable values. What other way can reduce fan noise? As the impact on human health constant exposure to high levels of noise?
Baseline Edition number of jobs
19.0
Lekv, 34 dBA
What you need to do in this situation? What is the annual radiation dose of the population receive Dubovo?
Baseline Edition number of jobs
9.4
X mR / hr 250
19. At a distance of 50 m from the facade of a residential building located district center of communication with the clock running fan. Due to this, in the living room with windows overlooking the side of the house facade, an equivalent level of daytime noise is Lekv dBA.
It is necessary to determine the type and width of the strip of green plantings that reduce sound levels to acceptable values. What other way can reduce fan noise? As the impact on human health constant exposure to high levels of noise?
Baseline Edition number of jobs
19.0
Lekv, 34 dBA
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