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NEET2011PhysicsNuclear PhysicsActual

The ratio of the masses of the elements having their nuclear radii 2 fermi and 1 fermi is

Options

  1. A8
  2. B2
  3. C3
  4. D4

Correct answer

A. 8

Step-by-step solution

Here R₁=2 fm , R₂=1 fm The radius of nucleus is, R A^ 1 / 3 A₁ A₂ = ( R₁ R₂ )^3= ( 2 1 )^2=8

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