Question 1 : The nuclear energy is measured in
a) meV
b) curie
c) farads
d) mW
Answer : a
Question 2 : The energy required to be applied to a radioactive nucleus for the emission of a neutron is
a) 1 MeV
b) 2.4 MeV
c) 4.3 MeV
d) 7.8 MeV
Answer : d
Question 3 : The process by which a heavy nucleus is spitted into two light nuclei is known as
a) Splitting
b) Fission
c) Fusion
d) Disintegration
Answer : b
Question 4 : Among the following elements, which one is not used as a nuclear fuel?
a) Uranium
b) Thorium
c) Plutonium
d) Lead
Answer : d
Question 5 : Atom bomb is based on which concept?
a) Nuclear fission
b) Nuclear fusion
c) Both (a) and (b)
d) None of the above
Answer : a
Question 6 : In nuclear fission each neutron that causes fission releases
a) non new neutron
b) at least one new neutron
c) one new neutron
d) more than one new neutrons
Answer : d
Question 7 : What is end product of nuclear fission of Uranium?
a) Lead
b) Radium
c) Thorium
d) Plutonium
Answer : a
Question 8 : Hydrogen bomb is based on
a) Nuclear fission
b) Nuclear fusion
c) Natural radioactivity
d) Artificial radioactivity reactions
Answer : b
Question 9 : Which one of the following reactions is the main cause of the energy radiation from the sun?
a) Fusion reaction
b) Fission reaction
c) Chemical reaction
d) Diffusion reaction
Answer : b
Question 10 : Which one of the following is incorrect?
a) Concept of development was given by Charles Darwin
b) Break down of nucleus of an atom is called fusion
c) Dryoxide is nothing more than solid carbon dioxide
d) Telephone was invented by Graham Bell
Answer : b
Question 11 : When was Atomic Energy Commission formed?
a) 1946
b) 1948
c) 1950
d) 1952
Answer : b
Question 12 : Who established the Atomic Energy Commission (AEC) of India in 1948?
a) PK Iyengar
b) MR Srinivasan
c) Vikram Sarabhai
d) Homi Bhabha
Answer : d
Question 13 : Where is Bhabha Atomic Research Centre (BARC) situated?
a) Trombay
b) Chennai
c) Bengaluru
d) Delhi
Answer : a
Question 14 : In which year BARC was formed?
a) 1956
b) 1954
c) 1958
d) 1960
Answer : b
Question 15 : Indira Gandhi Atomic Research Centre is located at which place?
a) Maharashtra
b) Tamil Nadu
c) Uttar Pradesh
d) Karnataka
Answer : b
Question 16 : Which of the following statement is correct?
a) Raja Ramanna Centre for Advanced Technology (Indore), is developing technology in the field of cryogenics
b) Variable Energy Cyclotron Centre is in Kolkata
c) Both (a) and (b)
d) None of the above
Answer : c
Question 17 : Among the following which statement is incorrect?
a) Nuclear fuel complex was established in 1971
b) Nuclear Power Corporation of India was established in 1987
c) In 1940, Nuclear energy was first time used in Manhattan Project
d) None of the above
Answer : d
Question 18 : Which of the following pairs is not correctly matched?
a) Indira Gandhi Centre for Advance Atomic Research – Kalpakkam
b) Atomic Minerals Directorate for Application & Research – Hyderabad
c) Harishchandra Research Institute – Chennai
d) Plasma Research Institute – Ahmedabad
Answer : c
Question 19 : Not available
a)
b)
c)
d)
Answer :
Question 20 : India’s first heavy water plant was established at which place?
a) Bengaluru
b) Bhopal
c) Nangal
d) Hyderabad
Answer : c
Question 21 : In India, heavy water is prepared at
a) Trombay
b) Assam
c) Delhi
d) Bhilai
Answer : a
Question 22 : The function of heavy water in a nuclear reactor is to
a) slow down the speed of neutron
b) increase the speed of neutron
c) cool down the reactor
d) stop the nuclear reaction
Answer : a
Question 23 : If control rods are not used in the nuclear reactor, then
a) reactor will stop working
b) chain reaction will go out of control
c) reaction will slow down
d) there will be impact on nuclear reactor
Answer : b
Question 24 : Name the radioactive element whose huge reserves are found in India
a) Plutonium
b) Radium
c) Thorium
d) Uranium
Answer : c
Question 25 : A nuclear unit becoming critical means
a) it is generating power to rated capacity
b) it is capable of generating much more than rated capacity
c) there is danger of nuclear spread
d) chain reaction that causes automatic splitting of the fuel nuclei has been established
Answer : d
Question 26 : A pressurised water reactor employs pressuriser for the following application
a) to maintain constant pressure in primary circuit under varying load
b) to supply high pressure steam
c) to increase pressure of water in primary circuit
d) to provide subcooled water at high pressure
Answer : a
Question 27 : Which of the following nuclear reactor does not need a heat exchanger for generation of steam?
a) gas cooled
b) liquid metal cooled
c) pressurised water
d) boiling water
Answer : d
Question 28 : Ideally the neutron flux in reactor should be
a) maximum in centre and zero at side
b) maximum at side and zero in centre
c) uniform throughout
d) zero throughout
Answer : c
Question 29 : Reflector in nuclear plants is used to
a) return the neutrons back into the core
b) shield the radioactivity completely
c) check pollution
d) conserve energy
Answer : a
Question 30 : Breeder reactor has a conversion ratio of
a) unity
b) more than unity
c) less than unity
d) zero
Answer : b
Question 31 : The breeding gain in case of thermal breeder reactor as compared to fast breeder reactor is
a) same
b) lower
c) higher
d) unity
Answer : b
Question 32 : Fast Breeder Reactor is a nuclear reactor which produces energy with the
a) help of nuclear fission
b) help of solar cell
c) burning fossils material
d) using hard water as a fuel
Answer : a
Question 33 : In Fast Breeder Reactor of Kalpakkam which of the following is used as a coolant?
a) Carbon dioxide
b) Heavy water
c) Ocean water
d) Liquid sodium
Answer : d
Question 34 : ……….. fuel is used in a Fast Breeder Reactor of Kalpakkam
a) Uranium
b) Thorium
c) Plutonium
d) Tungsten
Answer : c
Question 35 : The commonly used material for shielding is
a) lead or concrete
b) lead and tin
c) graphite or cadmium
d) thick galvanised sheets
Answer : a
Question 36 : Moderator in nuclear plants is used to
a) reduce temperature
b) extract heat from nuclear reaction
c) control the raction
d) cause collision with the fast moving neutrons to reduce their speed
Answer : d
Question 37 : Gas cooled reactor uses following materials as moderator and coolant
a) Graphite, CO2
b) Graphite, air
c) Heavy water, CO2
d) Lead, H2
Answer : a
Question 38 : Boiling water reactor uses the following as moderator, coolant and working fluid
a) ordinary fluid
b) heavy water
c) molten lead
d) hydrogen gas
Answer : a
Question 39 : Which of the following statement regarding heavy water are correct?
I. It is extensively used as a moderator in nuclear reactor
II. It cannot be used in exchange reaction to study reaction mechanism
III. Viscosity of heavy water is relatively smaller than that of ordinary water
IV. The dielectric constant of heavy water is smaller than that of ordinary water
a) I and II
b) II and III
c) III and IV
d) I and III
Answer : a
Question 40 : Swimming pool sized Apsara reactor was established in 1956 by Bhabha Atomic Research Centre at which place?
a) Mumbai
b) Pune
c) Hyderabad
d) Kalpakkam
Answer : a
Question 41 : Which of the following statement is not related to Apsara?
a) Its shape is similar to swimming pool
b) It was established in 1950
c) It is a research reactor plant
d) In this reactor normal water is used as a coolant and moderator
Answer : b
Question 42 : Cirus reactor has been established at Bhabha Atomic Research Centre, Mumbai with the help of which country?
a) France
b) USA
c) Canada
d) Russia
Answer : c
Question 43 : Which of the following research reactor has sole objective to study neutron behaviour in fission and the use of U-233 fuel?
a) Purnima
b) Kamini
c) Jarlina
d) Dhrun
Answer : a
Question 44 : What is common between Druv, Purnima and Cirus?
a) Indian Research Reactor
b) All are stars
c) Name of books
d) They are power plants
Answer : a
Question 45 : India’s first nuclear plant was
a) BARC
b) Tarapur Atomic Power Station
c) Narora Atomic Power
d) None of the above
Answer : b
Question 46 : Kalpakkam is a famous
a) Atomic Power Station
b) Defence laboratory
c) Rocket Launching Centre
d) Space Centre
Answer : a
Question 47 : Which of the following nuclear plat has highest installed power capacity?
a) Kakrapar
b) Kaiga
c) Kudankulam
d) Tarapur
Answer : c
Question 48 : The nuclear power plant located in Uttar Pradesh is
a) Pawatbhata
b) Kakrapar
c) Kaiga
d) Narora
Answer : d
Question 49 : Kakrapar Atomic Centre is located near which city in India?
a) Kota
b) Kalpakkam
c) Surat
d) Mumbai
Answer : c
Question 50 : Which one of the following mineral is used as a fuel in nuclear power stations?
a) Bauxite
b) Quartz
c) Feldspar
d) Pitchblende
Answer : d
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