Nuclear Physics One Liner Questions & Answers


Questions Answers
1 One of these particles is claimed to have invented which rebut the Einstein’s theory of relativity – Microwave photon
2 Cyclotrons are used to accelerate – Protons
3 The energy of the sun is released due to – Nuclear Fusion
4 The stars receive their energy from – Nuclear fusion
5 What is a Nuclear Reactor – Molecular furnace
6 The difference between a nuclear reactor and an atomic bomb is that –
The chain reaction in nuclear reactor is controlled
7 The important nuclear fuel available in India in abundance is – Thorium
8 Identify the mineral not associated with atomic power – Chromium
9 The principle of the atomic bomb is based on – Nuclear Fission
10 The working principle of atom bomb is nuclear fission of uranium and the working principle of hydrogen bomb is – Nuclear fusion of deuterium
11 The hydrogen bomb is based on the principle of – Uncontrolled fusion reaction
12 The hydrogen bomb was developed by – Edward Teller
13 Enriched Uranium is –
Natural uranium in which radioactive U235 isotope is increased artificially
14 The ultimate product of the radioactive disintegration of uranium is – Lead
15 A radioactive substance has a half-life of four months. Three-fourths of the substance would decay in – 8 months
16 The half-life of a radioactive element is 5 years the fraction of the radioactive substance that remains after 20 years is – 1/16
17 The half-life of a radioactive substance is 10 days, it means there will be –
Decay of 3/4 part of substance in 20 days
18 Which Uranium isotope is used in nuclear power plants to produce electricity? U-235
19 Which metal can be used for producing electricity? Uranium
20 What happens if the control rods are not used in a nuclear reactor?
Chain process would go out of bounds
21 Which is India’s first nuclear plant? Tarapur
22 India’s first atomic power station is – Tarapur Atomic Power Station
23 What are the links between Dhruva, Purnima, and Cirus? They are Indian research reactors
24 Which fuel is used by Nuclear reactors in India? U-238
25 Kalpakkam is famous – Due to nuclear power plant
26 The Indira Gandhi Atomic Research Centre is located in – Tamil Nadu
27 The fuel used in the Fast Breeder Test Reactor at Kalpakkam is – Plutonium
28 Heavy water is manufactured in India at – Trombay
29 The atomic power plant which became active recently is located at – Kaiga
30 Russia has agreed recently to construct how many units of nuclear reactors at Kudankulam in Tamil Nadu? 6
31 The function of heavy water in a nuclear reactor is to – Slow down the speed of neutrons
32 Graphite is used in the nuclear reactor as – Moderator
33 A fast breeder reactor is a nuclear reactor which produces electricity – By fusion process
34 A breeder reactor is that which –
Produces more fissionable material than it burns
35 The percentage of nuclear energy in India’s total energy generation is – 3%
36 The official code name of the Pokhran nuclear test 1974, was – Smiling Buddha
37 The Pokhran II test was conducted on – May 11th, 1998
38 ‘Operation Shakti’-98 is the name –
Given to the nuclear test carried out at Pokharan in 1998
39 In May 1998 India conducted 5 nuclear tests at Pokhran. In which state does Pokhran lie? Rajasthan
40 India is an important member of the ‘International Thermonuclear Experimental Reactor’. If this experiment succeeds, what is the immediate advantage for India?
It can build fusion reactors for power generation
41 India has refused to sign the treaty on non-proliferation of nuclear weapons – It is discriminatory.
42 Which country was the first, after the ban on India was lifted by the Nuclear Suppliers Group, to sign an agreement that would allow the supply of civil nuclear technology to India – France
43 In India, why are some nuclear reactors kept under ‘IAEA Safeguards’ while others are not?
Some use imported uranium and others use domestic supplies
44 India signed a deal known as ‘Action Plan for Prioritization and Implementation of Cooperation Areas in the Nuclear Field’ with which country? Russia