Consider a neutron star with a mass equal to 0.9 times the mass of the Sun, a radius of 15 km, and a rotation period of 1.3 s. What is the speed of a point on the equator of this neutron star? What is gg at the surface of this neutron star? A stationary 1.0 kg mass has a weight of 9.8 N on Earth. What would be its weight on the neutron star? How many revolutions per second are made by a satellite orbiting 1.0 km above the surface?
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