1.In which nuclear explosion is there no light radiation as a kill factor?
a) high-altitude. b) above-ground. c) underground.
2. How many degrees of radiation sickness are there:
a) 3 degrees; b) 5 degrees; c) 4 degrees.
3. Radiation factors affecting human health include:
a) body burns; b) mass epidemics; c) severe radiation injuries.
4. Light radiation includes (find error):
a) ultraviolet rays; b) infrared rays; c) gamma rays.
5. What does not protect a person from a shock wave?
a) a shelter. b) a ravine. c) a gas mask.
6. In internal exposure, radioactive substances enter the human body as a result of:
a) radioactive contamination of the surface of the ground, buildings, and structures;
b) consumption of contaminated food and water, inhalation of air;
c) passage of a radioactive cloud through clothing and skin.
7. Wooden houses (30 cm.) attenuate radiation:
a) 2 times; b) 7 times; c) 10 times.
8. What disease is caused by penetrating radiation in unprotected people:
(a) damage to the central nervous system;
b) radiation disease;
c) damage of musculoskeletal system.
9. Exposure to what type of a nuclear explosion can cause skin burns, eye damage, and fires?
a) penetrating radiation. b) light radiation. c) electromagnetic pulse.
10.What is the path of penetration of radioactive substances into the human body during internal exposure (identify incorrectly):
a) through clothing and skin;
b) as a result of consumption of contaminated food;
c) as a result of consumption of contaminated water.
11. Ionizing radiation includes:
a) thermal radiation and ultraviolet rays;
b) electromagnetic and X-ray radiation;
c) alpha-radiation, beta-radiation, gamma-radiation.
12. The walls of a concrete house (60 cm.) attenuate radiation:
a) 7 times; b) 10 times; c) 6 times.
13.Penetrating radiation is:(find error)
a) neutron flux. b) gamma ray flux. c) proton flux.
14. Penetrating radiation can cause people to:
a) radiation sickness; b) CNS damage; c) musculoskeletal damage.
15. Steel reduces radiation by a factor of 2, with a wall thickness of:
a) 2.8 cm. b) 3 cm. c) 1.5 cm. d) 2.5 cm.
16. Which defeating factor has no direct effect on a person?
a) light radiation. b) electro-magnetic pulse. c) shock wave.
17. The velocity of propagation of a shock wave:
a) in 1 sec. 1000 m. b) in 4 sec. 2000 m c) in 6 sec. 6000 m. d) in 8 sec. 3000 м.
18. The power of nuclear munitions is divided into calibers:
a) ultra-small ( 1 kT); b) small (1 to 10 kT); c) medium (10 to 50 kT);
d) large (from 10 kt to 1 mbt); e) super large (over 1 mbt).
19. Penetrating radiation lasts for:
a) 5 sec. b) 10 sec. c) 10-15 sec. d) 20 sec.
20. A shock wave represents:
a) an area of sharp contraction of the medium; b) a flux of radiant energy; c) gamma rays and neutrons.
Concrete reduces radiation by a factor of 2, if wall thickness:
a) 20 cm. b) 3 cm. c) 1.5 cm. d) 2.5 cm. e) 10 cm.
2. an electromagnetic pulse is designed to defeat:
a) humans b) radios c) weapons.
3. an above-water nuclear explosion is designed to destroy:
a) submarines b) armored vehicles c) surface ships d) air targets
4. An airborne shock wave is designed to:
a) disabling radio equipment b) destroying enemy manpower c) destroying space targets.
5. Wood reduces radiation by a factor of 2, with walls that are:
a) 280 cm. b) 30 cm. c) 15 cm. d) 25 cm.
6. What does not protect a person from a shock wave:
a) a shelter; b) a ravine; c) a gas mask.
7.The main striking factor of a nuclear weapon:
a) shock wave. b) light radiation. c) electromagnetic pulse.
8. What is the source of light radiation:
a) radioactive particles deposited from the cloud of a nuclear explosion on the ground along the trail of the cloud;
b) the luminous region, which consists of the glowing products of the explosion and incandescent air;
c) a region of intense compression formed in the center of the explosion, the pressure in which reaches billions of atmospheres in the first moments.
9. What protects against light radiation:
a) tinted glass b) a wall c) a gas mask
10. The ground is 30 cm thick.reduces by a factor of 2 the effect on a person:
a) electromagnetic pulse b) shock wave c) penetrating radiation
11.Which disaster factor has no direct effect on a person?
a) radioactive exposure. b) penetrating radiation. c) electromagnetic pulse.
12.Name the hazards of a nuclear explosion:
a) shock wave, light radiation, penetrating radiation, radioactive contamination;
b) air wave, radioactive radiation, penetrating radiation, electromagnetic pulse, radioactive contamination;
c) penetrating radiation, electromagnetic pulse, shock wave, light radiation, radioactive contamination.
13.In which type of nuclear explosion is there no light radiation?
a) underground. b) airborne. c) overhead.
14. What is an electromagnetic pulse:
a) it is the main striking factor of a nuclear explosion, which is a high-speed flow of masses of air moving at sonic velocity;
b) it is the electromagnetic fields produced by a nuclear explosion, resulting in a change in the ionization of the atmosphere;
c) an electromagnetic field and pulsed electric currents disturbing radio and radar facilities and capable of affecting service personnel.
15. The explosive power of a nuclear warhead is usually expressed in:
a) TNT equivalent; (b) pascal or kilopascal; (c) kilograms.
16. Ionizing radiation includes:
a) thermal radiation and ultraviolet rays; (b) electromagnetic radiation and X-rays; (c) alpha radiation, beta radiation, gamma radiation.
17. Depending on the dose of radiation, there are degrees of radiation sickness (indicate incorrectly):
a) First (mild) occurs at human doses of 100 to 200 p; b) Second (moderate) degree at doses of 200 to 300 p; c) Third (severe) degree at doses over 300 p; d) Fourth stage (>800 p).
18. Time of propagation of light radiation,:
a) up to 10 sec; b) 15 sec; c) 20 sec; d) 25 sec.
19. The power of a large nuclear warhead?
a) (less than 1 kT) b) (1 to 10 kT) c) (10 to 100 kT) d) (100 kT to 1 MgT) e)(over 1 MgT)
20. Types of nuclear explosions (specify not correct):
a) airborne; b) above ground (surface); c) underground (underwater); d) deep;