The Ratio of the Density of a Neutron (R =

question 49

Multiple Choice

The ratio of the density of a neutron (r = r₀A^1/3) to the density of a classical electron (r_e = ke²/m_ec² = 2.8 × 10−¹⁵ m) is

• A) 4.3 × 10²
• B) 2.3 × 10⁴
• C) 1.4 × 10²
• D) 6.9 × 10−³
• E) 4.3 × 10³

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