Leadership

Physics

Ten Standard

Test your understanding of this lesson Nuclear reaction:-

1)
Mass different is the
  • actual mass of atom minus total mass of proton and neutron
  • total mass of proton and neutron minus actual mass of atom
  • total mass of proton and neutron minus mass of electron
  • mass of proton plus neutron minus mass of electron
2)
The source of energy in the sun is
  • nuclear fission
  • chemical reaction
  • radioactivity
  • nuclear fusion
3)
For fusion reaction the
  • isotopes of uranium is used
  • isotopes of hydrogen is used
  • isotopes of helium is used
  • isotopes of radium is used
4)
Nuclear Fission requires
  • \(10^{7}\) k temperature
  • bombardment of slow moving neutron high pressure
  • high pressure
  • very low temperature
5)
Which one makes maximum pollution
  • nuclear fission
  • chemical reaction
  • nuclear fusion
  • radioactivity
Hand draw

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