Aerospace Engineering > GATE 2010 > Rocket Dynamics
A spacecraft of mass 100 kg. moving at an instantaneous speed of 1.8×104m/s, picks up
interstellar dust at the rate of 3.2×10-8kg/s. Assuming that the dust was initially at rest, the
instantaneous rate of retardation of the spacecraft is:
interstellar dust at the rate of 3.2×10-8kg/s. Assuming that the dust was initially at rest, the
instantaneous rate of retardation of the spacecraft is:
Correct : 5.76×10-6
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