Description : As of December, 1990, which of the following countries generated the greatest percentage of its electricity by nuclear power? w) England x) Japan y) United States z) France
Last Answer : ANSWER: Z -- FRANCE
Description : In a typical power plant used to generate electricity in the U.S., the percentage of energy in the fuel that is converted to electricity is about: w) 99 percent x) 50 percent y) 35 percent z) 10 percent
Last Answer : ANSWER: Y -- 35 PERCENT
Description : Approximately what percentage of the electricity produced in the United States is consumed by residential appliances? w) 20% x) 33% y) 50% z) 66%
Last Answer : ANSWER: X -- 33%
Description : An important safety feature required at U.S. nuclear power plants that was not present at the Chernobyl Power Plant in the Soviet Union was the: w) reactor x) cooling water y) control rods z) containment building
Last Answer : ANSWER: Z -- CONTAINMENT BUILDING
Description : The U.S. population receives the largest dose of ionizing radiation from: w) natural sources. x) fallout from nuclear weapons testing. y) nuclear medicine. z) nuclear power plants.
Last Answer : ANSWER: W -- NATURAL SOURCES.
Description : In the United States, coal is the energy source that produces the highest percentage of our electricity. Second is: w) hydropower x) oil y) nuclear energy z) solar energy
Last Answer : ANSWER: Y -- NUCLEAR ENERGY
Description : About what percent of the electricity used in the United States is currently being produced by nuclear power plants? w) 5 percent x) 10 percent y) 20 percent z) 30 percent
Last Answer : ANSWER: Y -- 20 PERCENT
Description : Electricity generated by coal-fired power plants i the United States in 1990 was approximately what percentage of the entire electricity produced by all sources of power production? w) 10 percent x) 25 percent y) 55 percent z) 90 percent
Last Answer : ANSWER: Y -- 55 PERCENT
Description : Spent fuel from a nuclear power plant cools down and loses most of its radioactivity through decay. In the first year, spent fuel loses about what percentage of its radioactivity? w) 10 percent x) 50 percent y) 80 percent z) 100 percent
Last Answer : ANSWER: Y -- 80 PERCENT
Description : What state in the United States has the most nuclear power plants? w) New York x) Illinois y) Pennsylvania z) South Carolina
Last Answer : ANSWER: X -- ILLINOIS
Description : Most of the nuclear power plants operating in the United States are: w) pressurized water reactors x) boiling water reactors y) high-temperature gas-cooled reactors z) liquid-metal fast breeder reactors
Last Answer : ANSWER: W -- PRESSURIZED WATER REACTORS
Description : Most commercial nuclear power plants worldwide are cooled by: w) sodium x) mercury y) helium z) water
Last Answer : ANSWER: Z -- WATER
Description : Which of the following is considered a renewable resource? w) Coal fired power plant x) Hydroelectric dam y) Combustion turbine facility z) Nuclear fission power plant
Last Answer : ANSWER: X -- HYDROELECTRIC DAM
Description : The U.S. EPA recently concluded that environmental tobacco smoke should be considered (quote) w) "a possible human teratogen" x) "a priority air pollutant" y) "a known human carcinogen" z) "a possible human carcinogen"
Last Answer : ANSWER: Y -- A KNOWN HUMAN CARCINOGEN
Description : A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00
Last Answer : ANSWER: X -- $10.00
Description : Liquid fuels can be used to generate electricity in a variety of ways. Which of the following technologies converts liquid fuel directly to electricity without a combustion step? w) turbine x) battery y) fuel cell z) Stirling engine
Last Answer : ANSWER: Y -- FUEL CELL
Description : The Oklo reactor in Gabon, Africa, is significant because it: w) was the first man-made reactor. x) was a natural fission reactor. y) was the first reactor used to generate electricity. z) produced the most electricity in a single year.
Last Answer : ANSWER: X -- WAS A NATURAL FISSION REACTOR.
Description : The first controlled nuclear chain reaction took place in what year? w) 1895 x) 1910 y) 1942 z) 1945
Last Answer : ANSWER: Y -- 1942
Description : The most serious environmental pollution from a nuclear reactor is: w) radioactivity x) particulate formation y) thermal pollution z) noise pollution
Last Answer : ANSWER: Y -- THERMAL POLLUTION
Description : What substance was used as a moderator for the chain reaction in the first nuclear reactor? w) graphite x) boron y) water z) cadmium
Last Answer : ANSWER: W -- GRAPHITE
Description : Who is called the Father of the Nuclear Navy? w) Edward Teller x) Robert Oppenheimer y) Hymen Rickover z) Chester Nimitz
Last Answer : ANSWER: Y -- HYMEN RICKOVER
Description : The principle behind a breeder reactor is: w) U-235 undergoes fission. x) U-238 is converted to Pu-239, which undergoes fission. y) Deuterium undergoes fission. z) Cobalt-60 undergoes fission.
Last Answer : ANSWER: X -- U-238 IS CONVERTED TO Pu-239, WHICH UNDERGOES FISSION.
Description : The uranium fuel used worldwide is mainly in the form of: w) U3O8 x) UO2 y) UF6 z) U metal
Last Answer : ANSWER: X -- UO2
Description : Electric power is less expensive at night because: w) more hydroelectric generation is brought on line at night. x) there is less demand at night. y) pollution control is less stringent at night. z) power plants are more efficient at night.
Last Answer : ANSWER: X -- THERE IS LESS DEMAND AT NIGHT.
Description : In a town of 10,000 families it was found that 40% family buy newspaper A, 20% buy newspaper B and 10% families buy newspaper C, 5% families buy A and
Last Answer : In a town of 10,000 families it was found that 40% family buy newspaper A, 20% buy newspaper B and 10% ... 3100` B. `3300` C. `2900` D. `1400`
Description : Plants get their nitrogen from: w) rain x) the soil y) the air z) the bedrock
Last Answer : ANSWER: X -- THE SOIL
Description : In the Tyndall Effect, the intensity of scattered radiation is inversely proportional to the fourth power of the wavelength. Which one of the following colors of light would exhibit the most intense Tyndall scattering? w) yellow x) green y) orange z) violet
Last Answer : ANSWER: Z -- VIOLET
Description : What is the major visible constituent of the exhaust plume from a natural gas-fired power plant? w) carbon dioxide x) carbon monoxide y) smoke z) water
Description : What power cycle is used in jet engines? w) Stirling x) Rankine y) Otto z) Brayton
Last Answer : ANSWER: Z -- BRAYTON
Description : To reverse the direction of rotation of a three-phase AC induction motor, do one of the following: w) reverse any two of the three-phase connections x) change the frequency of the applied AC power y) operate the motor below the stall torque at very high slip z) none of the above
Last Answer : ANSWER: W -- REVERSE ANY TWO OF THE THREE-PHASE CONNECTIONS
Description : The majority of the U.S. electricity generating plant use what thermodynamic cycle?
Last Answer : ANSWER: RANKINE
Description : If a double stranded DNA has 20% Thymine, the percentage of Guanine in the DNA a) 30% b) 10% c) 90% d) 40%
Last Answer : a) 30%
Description : Evaporation from water surfaces exposed to air is not dependent of the: w) velocity of the wind x) humidity y) temperature z) depth of the water
Last Answer : ANSWER: Z -- DEPTH OF THE WATER
Description : For a DC motor, what major component in addition to the field winding and the armature winding is necessary? w) a commutator x) a stator y) a battery z) a rotor
Last Answer : ANSWER: W -- A COMMUTATOR
Description : Dante is the name of an eight-legged robot designed to repel into the crater of Erebus. This volcano is located in w) Italy x) the Hawaiian chain y) Antarctica z) Japan
Last Answer : ANSWER: Y -- ANTARCTICA
Description : Who is known as the Father of the Atomic Bomb? w) Albert Einstein x) J. Robert Oppenheimer y) General Leslie Groves z) Edward Teller
Last Answer : ANSWER: X -- J. ROBERT OPPENHEIMER
Description : In 1991, the frozen body of a late stone age man was found amazingly intact in the Alps near the Italian-Austrian border. Its age was determined to be about: w) 2,200 years x) 5,300 years y) 12,800 years z) 30,000 years
Last Answer : ANSWER: X -- 5,300 YEARS
Description : The sun makes up approximately what percent of matter in our solar system? w) 17% x) 50% y) 85% z) 99%
Last Answer : ANSWER: Z -- 99%
Description : Deforestation is not a major environmental problem in w) the Amazon x) Borneo y) Oregon z) West Germany
Last Answer : ANSWER: Z -- WEST GERMANY
Description : Who was the first scientist credited with pointing out that certain gases could cause a greenhouse effect? w) John Tyndall x) Charles Darwin y) Roger Tory Peterson z) Stephen Jay Gould
Last Answer : ANSWER: W -- JOHN TYNDALL
Description : What range of frequencies are usually referred to as the Ultra High Frequency (UHF) Band? w) 3 to 30 Mega Hertz x) 30 to 300 Mega Hertz y) 300 to 3,000 Mega Hertz z) 30,000 to 300,000 Mega Hertz
Last Answer : ANSWER: Y -- 300 to 3,000 MEGA HERTZ
Description : TCDD (2,3,6,7-tetrachlorodibenzo(p)dioxin) is a toxic synthetic chemical. The most consistent adverse effect observed in exposed humans is: w) liver cancer x) birth defects y) disfiguring skin eruption z) an exaggerated sense of well-being
Last Answer : ANSWER: Y -- DISFIGURING SKIN ERUPTION (CHLORACNE)
Description : Compared to terrestrial environments, aquatic environments are more stable in: w) temperature range x) producer consumer distribution y) sunlight absorbed z) number species
Last Answer : ANSWER: W -- TEMPERATURE RANGE
Description : A radio station is broadcasting at 3750 khz (kilohertz). This station would be found in which radio band? w) 20 meter x) 40 meter y) 80 meter z) 160 meter
Last Answer : ANSWER: Y -- 80 METER
Description : Which of the following people is credited as being the father of mass production? w) Thomas Edison x) Otto Graham y) Henry Ford z) Eli Whitney
Last Answer : ANSWER: Z -- ELI WHITNEY
Description : In daylight the human eye is most sensitive to which color? w) Green x) Red y) Blue z) Orange
Last Answer : ANSWER: W -- GREEN
Description : One trillion is 1 followed by 12 zeros. What is 1 followed by 18 zeros? w) 1 quadrillion x) 1 quintillion y) 1 septillion z) 1 octillion
Last Answer : ANSWER: X -- 1 QUINTILLION
Description : What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron
Last Answer : ANSWER: Y -- GAMMA
Description : What is the approximate weight in pounds of the atmosphere on a 1 sq. ft. surface at sea level? w) 15 lbs. x) 1500 lbs. y) 2100 lbs. z) 20,000 lbs.
Last Answer : ANSWER: Y -- 2100 LBS.
Description : A color television set employs a 25,000 volt electron accelerator to produce the picture and potentially harmful radiation which must be shielded against. The main component of this radiation consists ... which penetrate the picture tube x) soft x-rays y) microwaves z) ultraviolet radiation
Last Answer : ANSWER: X -- SOFT X-RAYS