Physics, 20.08.2019 22:30 maritzamartinnez
Astellar core of mass 3.0 x 10^30 kg and radius 4.0 x 10^8 m collapses, with no loss of mass, to become a neutron star with radius 7.5 x 10^3 m. what is the change in gravitational potential energy of 1.0 × 10^3 kg of material that was initially at the surface of the stellar core and that ends up at the surface of the neutron star?
Answers: 3
Physics, 22.06.2019 06:40
How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.
Answers: 1
Physics, 22.06.2019 22:00
Acar is traveling 35 mph on a smooth surface . if a balanced force is applied to the car what happens?
Answers: 3
Astellar core of mass 3.0 x 10^30 kg and radius 4.0 x 10^8 m collapses, with no loss of mass, to bec...
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