Physics GK Chapter Wise MCQ

Test your knowledge with important Physics GK Chapter Wise MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Physics GK Chapter Wise MCQs at Bissoy

• Wich Uranium isotope is used in nuclear power plants to produce electricity?
  ক

  U-233

  খ

  U-234

  গ

  U-235

  ঘ

  U-239
• Heavy water is used as a coolant in nuclear reactors. Heavy water is
  ক

  water rich in minerals

  খ

  ozonised water

  গ

  water containing minerals of heavy metal

  ঘ

  water containing heavy isotope of hydrogen
• In which year was the International Atomic Energy Agency created?
  ক

  1957

  খ

  1958

  গ

  1955

  ঘ

  1956
• Who is known as the 'Father of Nuclear Physics'?
  ক

  Isaac Newton

  খ

  James Watt

  গ

  JJ Thomson

  ঘ

  E Rutherford
• In a nuclear reactor what does the controller rod (the rod of cadmium) work?
  ক

  Absorbs excessive heat generated during the fission reaction and thus prevents excess temperature rise

  খ

  The chain absorbs extra neutrons to control the reaction

  গ

  reduces the energy of neutrons so that they can be used for further fission reaction

  ঘ

  The chain produces the neutrons required for the fission reaction
• Which of the following elements is not suitable for the fabrication of a light emitting diode structure?
  ক

  Gallium phosphide

  খ

  Indium gallium nitride

  গ

  Germanium

  ঘ

  Gallium arsenide
• Cyclotrons are used to accelerate
  ক

  Neutrons

  খ

  Protons

  গ

  Atoms

  ঘ

  Ions
• In which year was Einstein's "Theory of Special Relativity" first proposed?
  ক

  1915

  খ

  1905

  গ

  1947

  ঘ

  1906
• Radioactivity is measured by
  ক

  GM counter

  খ

  Polarimeter

  গ

  Calorimeter

  ঘ

  Colorimeter
• Which of the following is the oldest Nuclear research reactor of India?
  ক

  Dhruva

  খ

  Apsara

  গ

  Kamini

  ঘ

  Cirus
• Assertion (A) Photoelectric effect demonstrates the particle nature of light.<br>Reason (R) The number of photoelectrons is proportional to the frequency of light.
  ক

  Both A and R are true and R is the correct explanation of A

  খ

  Both A and R are true, but R is not the correct explanation of A

  গ

  A is true, but R is false

  ঘ

  A is false, but R is true
• Who formulated India's three-stage nuclear power program?
  ক

  Vikram Sarabhai

  খ

  Shivraj Bhoje

  গ

  Homi Jehangir Bhabha

  ঘ

  Raja Ramanna
• Photovoltaic cell is related to
  ক

  Nuclear Energy

  খ

  Geo Thermal Energy

  গ

  Solar Energy

  ঘ

  Wind Energy
• The difference between nuclear reactor and atom bomb is that
  ক

  There is no chain reaction in nuclear reactor whereas this happens in atom bomb

  খ

  The chain reaction in nuclear reactor is controlled

  গ

  The chain reaction in nuclear reactor is not controlled

  ঘ

  Atom bomb is based on nuclear fusion whereas in nuclear reactor, nuclear fission occurs
• Atomic power plant works on the principle of
  ক

  fission

  খ

  fusion

  গ

  thermal combustion

  ঘ

  combined effect of all the above three
• If the size of the nucleus of an atom is compared with a cricket ball, then the radius of the atom is approximately equal to how many kilometres?
  ক

  0.5

  খ

  0.005

  গ

  0.05

  ঘ

  5
• Which one of the following element is used in solar cells?
  ক

  Silicon

  খ

  Cerium

  গ

  Astatine

  ঘ

  Vanadium
• The energy of a photon, whose momentum is 10 Me V/c, where c is the speed of light, is given by
  ক

  10 MeV

  খ

  100 MeV

  গ

  1 MeV

  ঘ

  0.1 MeV
• To meet its rapidly growing energy demand some opine that India should pursue research and development on thorium as the future fuel of nuclear energy. In this context, what advantage does thorium hold over uranium?<br>1. Thorium is far more abundant in nature than uranium.<br>2. On the basis of per unit mass of mined mineral, thorium can generate more energy compared to natural uranium.<br>3. Thorium produces less harmful waste compared to uranium.<br>Which of the statement(s) given above is/are correct?
  ক

  Only 1

  খ

  Only 2 and 3

  গ

  Only 1 and 3

  ঘ

  1, 2 and 3
• One of these particles is claimed to have invented which rebut the Einstein's theory of relativity.
  ক

  Micro-wave Photon

  খ

  Neutrino

  গ

  Liquid crystal

  ঘ

  Light emitting diode
• Hydrogen bomb was developed by
  ক

  Edward Teller

  খ

  Bernor Bon Bron

  গ

  J Robert Oppenheimer

  ঘ

  Samual Cohen
• The threshold frequency of material is
  ক

  the minimum frequency of light which can emit photoelectrons from materials

  খ

  the maximum frequency of light which can emit photoelectrons from materials

  গ

  The minimum energy required for the emission of photoelectron from a material

  ঘ

  None of the above
• Russia has agreed recently to construct how many units of nuclear reactors at Kundankulam in Tamil Nadu?
  ক

  2

  খ

  4

  গ

  5

  ঘ

  6
• Who founded India's three stage Nuclear Power Programme?
  ক

  Dr. Homi Bhabha

  খ

  Vikram Sarabhai

  গ

  K. Kasturirangan

  ঘ

  A.P.J. Abdul Kalam
• The ultimate product of radioactive disintegration of uranium is
  ক

  Lead

  খ

  Radium

  গ

  Thorium

  ঘ

  Plutonium
• Electron emission from a metallic surface by the application of light is known as
  ক

  thermonic emission

  খ

  photoelectric emission

  গ

  high field emission

  ঘ

  auto electronic emission
• The mass-energy relation is the outcome of
  ক

  quantum theory

  খ

  generate theory of relativity

  গ

  field theory of relativity

  ঘ

  special theory of relativity
• Which of the following is not used as a moderator in nuclear reactors?
  ক

  Boron

  খ

  Heavy water

  গ

  Graphite

  ঘ

  Water
• Who among the following has explained the phenomenon of photoelectric effect?
  ক

  Max Planck

  খ

  Albert Einstein

  গ

  Neils Bohr

  ঘ

  Ernest Rutherford
• Which one of the following metal is used in the filaments of photoelectric cells that converts light energy into electric energy?
  ক

  Tungsten

  খ

  Copper

  গ

  Rubidium

  ঘ

  Aluminium