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Life Safety Option 5 50 questions
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Uploaded: 16.05.2013
Content: 30516184731853.rar 18,47 kB
Product description
1. Positive conditions of everyday human life and development of the natural environment:
a) comfortable;
b) harmful;
c) risk;
g) allowed;
d) services and permissible.
2. Dangerous and harmful factors are divided into:
a) chemical engineering, biological;
b) the chemical, physical, biological,
c) physiological, labor, manufacturing;
d) health, medical, health;
d) biological, mental, physical.
3. The volume of industrial premises per worker should be (according to the SNP - 79):
a) at least 15 m3, the area - at least 4.5 m2, height - not less than 3.2 m;
b) not less than 12 m3, the area - at least 9.5 m2, height - not less than 2 m;
c) not less than 13 m3, the area - at least 10 m2, the height - not less than 1.5 m;
d) not less than 18 m3, the area - at least 9 m2 height - not less than 2 m;
d) not less than 20 m3, area - not less than 12 m2, the height - not less than 2.5 m.
4. The main optical performance are
a) the luminous flux, luminous intensity, illuminance, brightness;
b) background, contrast, intensity, illumination;
c) the appearance, pulse, contrast;
d) glare background, brightness, contrast;
e) luminous flux pulsations, brightness, luminous intensity.
5. The main parameters of vibration are:
a) frequency, velocity, voltage, amperage;
b) frequency, amplitude displacement, velocity, acceleration, vibration period;
c) speed, acceleration, resonance, power, speed;
d) the current, power, weight, volume;
e) frequency response, amplitude, velocity, acceleration.
6. The main physical characteristics of the noise:
a) The frequency of the oscillation threshold of audibility;
b) the frequency, sound pressure, sound pressure level;
c) the wavelength, frequency, pitch;
d) the sound wave, the sound pressure level, hearing threshold;
d) the threshold of pain, the sound pressure level, sound intensity.
7. damaging effect on the human body has an intensity ultrasound
a) above 100 dB;
b) up to 120 dB;
c) higher than 70 dB;
g) higher than 50 dB;
d) higher than 80 dB.
8. What are the harmful chemicals in the body undergo various transformations and changes:
a) almost all organic and inorganic substances;
b) only the chemically inert substance;
c) volatile organic substances;
d) chemically inert and volatile organic compounds;
d) only liquid volatiles and low-volatile oily substance.
9. According to the degree of influence on the body chemically hazardous substances are divided into the following classes:
a) I - non-hazardous, II - low hazard, III - moderately hazardous, IV - very dangerous;
b) I - extremely hazardous, II - highly dangerous, III - moderately hazardous, IV - low hazard;
in) I - low hazard, II - highly hazardous, III - a very dangerous, IV - non-hazardous;
g) I - deadly, II - toxic, III - highly toxic, IV - low hazard;
d) I - obscheyadovitye, II - suffocating, III - annoying, IV - psihohimi-cal.
10. Limits of values \u200b\u200bof the electric field components (san and P number 2971 - 84) (kV / m):
a) within residential buildings - 0.7 kV / m;
in residential areas - 10 kV / m;
the territory of the gardens and orchards within poselkovoj features - 5 kV / m;
b) within residential buildings - 0.5 kV / m;
in residential areas - 1 kV / m;
the territory of the gardens and orchards within poselkovoj features - 5 kV / m;
c) in residential buildings - 2 kV / m;
in residential areas - 5 kV / m;
the territory of the gardens and orchards within the lines of village - 10 kV / m;
d) inside residential buildings - 0.4 kV / m;
in residential areas - 0.5 kV / m;
the territory of the gardens and orchards within poselkovoj features - 4 kV / m;
d) inside residential buildings - 4 kV / m;
in residential areas - 0.3 kV / m;
the territory of the gardens and orchards within poselkovoj features - 0.4 kV / m.
11.
Additional information
12. electric shock should first
a) disconnect the wire and release the victim;
b) to release the victim and give him peace;
c) medical assistance (mechanical ventilation);
d) isolate themselves from the "land", standing on a nonconductive support (dry board, rubber boots);
d) wear insulating gloves, galoshes and hold ventilation.
13. The absorbed dose is based on
a) The effect of ionizing radiation is measured in roentgens (R);
b) the amount of energy absorbed by a unit mass of irradiated material, measured in gray (Gy), or rad (RD);
c) the effect of fast neutrons and alpha particles, measured in rem (rem), greeh (Gy);
g) electromagnetic radiation is measured in coulombs on the kilo (C / kg);
d) reacting a reactive substance with various biologically active structures, measured in rads (pq).
14. Maximum permissible dose entered into force on 01.01.2000, co-constitute:
a) a single accidental exposure - 25 rem;
occupational chronic exposure - 5 rem;
a generation - 100 rem;
b) one-time emergency exposure - 10 rem;
occupational chronic exposure - 5 rem;
a generation - 100 rem;
c) one-time emergency exposure - 50 rem;
occupational chronic exposure - 100 rem;
a generation - 200 rem;
d) a single accidental exposure - 30 rem;
occupational chronic exposure - 20 rem;
a generation - 300 rem;
d) a single accidental exposure - 25 rem;
occupational chronic exposure - 30 rem;
a generation - 150 rem.
15. Acid rain is formed by the interaction of
a) oxygen from air and carbon monoxide (CO);
b) nitric oxide (NO), sulfur dioxide (SO2), sulfur trioxide (SO3) with oxygen and atmospheric air;
c) CO2 and methane (CH4) and oxygen;
g) UV hydrocarbons (ShNh);
d) Freon (CCI2F2) with atmospheric steam.
16. The main physical indicators of natural waters are
a) temperature, suspended solids, chemical and physical composition, color;
b) hardness, the oxygen content, smell, taste;
c) salinity, alkalinity, the presence of chlorine free acid;
d) the presence of calcium, magnesium, salinity, turbidity and transparency;
d) temperature, suspended solids, color, odor, flavor.
17. To clean the gas and dust emissions (dust collection equipment) used:
a) with a dry and wet cleaning, cyclones, air and fabric filters;
b) a venturi scrubber, granular and fibrous filters, wet electro-filters;
c) the filter cleaning apparatus, the dry electrostatic, centrifugal pumps;
d) wet electrostatic precipitators, devices elektrofiltratsionnoy cleaning rotary dust collectors;
d) machines dry and wet cleaning, filtration and purification elektrofiltratsionnoy.
18. Emergency nature of occurrence are:
a) the natural, biological, facility, local, local;
b) man-made, the general, technological, social, national;
c) environmental, combined, military, global, operational;
g) regional military-political, social, natural;
d) man-made, natural, technological, biological, social, environmental, combined.
19. Radiation accident on the scale divided into
a) local, facility, cross-border, internal, general;
b) the general, local, local;
c) the regional, private, global;
d) territorial, federal and private;
d) a sudden, explosive, protracted.
20. Injuries and contusions at a pressure of air shock wave in accidents on fire and explosive objects can be:
a) light - at 20 - 40 kPa, medium - 40 - 60 kPa, heavy - 60 - 100 kPa;
b) light - 30 - 40 kPa, medium - 60 - 80 kPa, heavy - more than 100 kPa;
c) light - 10 - 20 kPa, medium - 20 - 30 kPa, heavy - 50 kPa;
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