A Neutron Star Has Approximately the Density of Nuclear Material $\times$

question 60

Multiple Choice

A neutron star has approximately the density of nuclear material.If a neutron star is the mass of the sun,1.99 $\times$ 10³⁰ kg,what would be its radius? You may wish to use the relationship r = (1.2 fm) A^1/3 together with the mass of a proton,1.67 $\times$ 10^-27 kg,to estimate.

• A) 12 km
• B) 19 km
• C) 13 km
• D) 9.8 km

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