On Earth, an astronaut and his space suit weigh 1960 N. While working outside of the international space station weightless in space, the astronaut fires a 100 N rocket backpack for 3 seconds...
On Earth, an astronaut and his space suit weigh 1960 N. While working outside of the international space station weightless in space, the astronaut fires a 100 N rocket backpack for 3 seconds directed away from the station. What is the resulting velocity of the astronaut and equipment and how far away from the iss is he when the rocket stops firing?
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calendarEducator since 2015
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Hello!
As I understand, the rocket backpack provides a constant force of `100 N.` During its work it throws away some mass, therefore the mass of the astronaut with his equipment changes. We don't know how it changes, but I suppose that this change is small (negligible).
The mass `m` of an...
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