$A$ positron has nearly the same weight as that of:

  • A
    $A$. $\alpha$-particle
  • B
    $B$. Proton
  • C
    $C$. Neutron
  • D
    $D$. Electron

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Similar Questions

Rutherford's experiment on scattering of $\alpha$-particles showed for the first time that the atom has:

The fact that the atom is divisible was determined from ............ .

An atom is defined as :

The volume occupied by the nucleus is about $ . . . . . . $ times the volume of an atom.

Which particle cannot be accelerated?

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