If a sphere of material with average density 1000 kg/m3 were made large enough to reach the Schwarzschild radius, what would be its mass?
A)
4.3 x 108 m
B)
4.0 x 1011m
C)
1.3 x 1028 kg
D)
2.7 x 1038 kg
E)
3.4 x 1045 kg
D
Physics & Space Science
You might also like to view...
If the Universe is truly flat, then what is the curvature and type of Universe?
a. positive, open b. zero, flat c. negative, closed d. None of the other choices are correct.
Physics & Space Science
A 10-solar-mass main-sequence star will produce which of the following remnants?
A) white dwarf B) neutron star C) black hole D) none of the above
Physics & Space Science
As we grow older, the greatest hearing difficulty is with frequencies that are
A) low. B) mid-range. C) high.
Physics & Space Science
While a rock is falling straight down with negligible air resistance, it has
A) an unchanging speed. B) an increasing speed. C) a decreasing speed. D) zero speed. E) None of the above.
Physics & Space Science