Physics-
General
Easy
Question
The force acting between proton and proton inside the nucleus is
- Coulombic
- Nuclear
- Both
- None of these
The correct answer is: Both
Both coulomb and nuclear force act inside the nucleus.
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mesons can be
mesons can be
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Which of the following pairs is an isobar
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The neutron was discovered by
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The kinetic energy of an electron revolving around a nucleus will be
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Which of the following transition will have highest emission wavelength
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The wavelength of light emitted from second orbit to first orbits in a hydrogen atom is
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Four lowest energy levels of H-atom are shown in the figure. The number of possible emission lines would be
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The diagram shows the path of four a-particles of the same energy being scattered by the nucleus of an atom simultaneously. Which of these are/is not physically possible
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Radius of the first orbit of the electron in a hydrogen atom is 0.53 
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Radius of the first orbit of the electron in a hydrogen atom is 0.53 . So, the radius of the third orbit will be
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If is 6563 , then wave length of second line for Balmer series will be
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In Bohr's model, the atomic radius of the first orbit is 
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In Bohr's model, the atomic radius of the first orbit is , then the radius of the third orbit is
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According to Bohr's model, the radius of the second orbit of helium atom is
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According to Bohr's theory, the expressions for the kinetic and potential energy of an electron revolving in an orbit is given respectively by
According to Bohr's theory, the expressions for the kinetic and potential energy of an electron revolving in an orbit is given respectively by
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