Physics, 25.11.2019 22:31 foxesrcool11
The new horizons spacecraft (mass 478 kg) was launched from earth in 2006 and flew past pluto in 2015. what minimum amount of work has to be done on a spacecraft of this mass to send it from the earth's surface to infinitely far away from the earth? neglect air resistance and the gravitational effects of the sun, moon, and other planets.
Answers: 2
done by the gravitational force is given by:
(1)
is the variation in potential energy
is the Gravitational constant
is the mass of the Earth
is the mass of the spacecraft
is the distance from the center of the Earth to its surface
is the distance between the Earth and Pluto
(2)
(3)
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The new horizons spacecraft (mass 478 kg) was launched from earth in 2006 and flew past pluto in 201...
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