Answer
$2.96Km$
Work Step by Step
We can find the required radius as follows:
$R=\frac{2GM}{c^2}$
We plug in the known values to obtain:
$R=\frac{2(6.67\times 10^{-11})(2.00\times 10^{30})}{(3.00\times 10^8)^2}$
$R=2.96Km$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 29 - Relativity - Problems and Conceptual Exercises - Page 1043: 70
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