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A Neutron Star Has Approximately the Same Density as Nuclear

Question 42

Multiple Choice

A neutron star has approximately the same density as nuclear material. If a neutron star has the same mass as the Sun, 1.99 × 1030 kg, what would be its radius? Use the relationship r = (1.2 fm) A1/3 together with the mass of a neutron, 1.67 × 10−27kg, to estimate the answer.


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

Correct Answer:

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