Physics, 24.07.2020 19:01 priscillavaladez1112
At t=0 a 2150kg rocketship in outer space fires the engine which exerts a force=At2, and F(1.25s)=781.25N in the x direction. Find the impulse J during the interval t=2.00s and t=3.5s
Answers: 3
Physics, 21.06.2019 20:20
When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation
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Physics, 21.06.2019 23:20
Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons
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Physics, 22.06.2019 03:00
If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?
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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.
Answers: 1
At t=0 a 2150kg rocketship in outer space fires the engine which exerts a force=At2, and F(1.25s)=78...
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