Author Question: What mass would have to be condensed to a radius of 1.0 10-15 m (the order of magnitude of the ... (Read 37 times)

asd123 · **on:** Jul 29, 2018

What mass would have to be condensed to a radius of 1.0 10-15 m (the order of magnitude of the radius of an atomic nucleus) in order for it to become a black hole? G = 6.67 10-11 Nm2/kg2.

A) 1.1 10-6 kg
B) 4.1 10-8 kg
C) 2.2 103 kg
D) 6.7 1011 kg
E) 8.3 1015 kg

Question 2

To what radius would the Sun have to be condensed in order for it to become a black hole? The mass of the Sun is 1.99 1030 kg and G = 6.67 10-11 Nm2/kg2.

A) 2950 m
B) 1470 m
C) 6.96 108 m
D) 2.66 106 m
E) 3.72 104 m