Physics, 07.03.2020 03:58 dajiaglosson
A spacecraft is in a circular Earth orbit at an altitude of 5400 km . By how much will its altitude decrease if it moves to a new circular orbit where (a) its orbital speed is 10% higher
Answers: 2
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At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.
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Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
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A spacecraft is in a circular Earth orbit at an altitude of 5400 km . By how much will its altitude...
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