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Dec 17, 2015 at 21:19 comment added trojanfoe @immibis Haha - to brush up on my answers? :D I was thinking about it...
Dec 17, 2015 at 21:13 comment added Criticizing Israel not allowed @trojanfoe Go play KSP. Like, right now.
Dec 17, 2015 at 14:32 comment added trojanfoe @DMGregory Indeed; my space tech terminology is largely based on films :)
Dec 17, 2015 at 14:30 comment added DMGregory It wasn't immediately clear whether you meant a short firing of an attitude jet or the continuous burn of a main engine ("thruster" is used a bit generically in sci-fi at times), so I thought I should clarify lest someone try using impulses for a rocket booster. ;)
Dec 17, 2015 at 14:23 comment added trojanfoe @DMGregory Yeah, it depends on the kind of force you want to add. In my example of the spaceship thruster, which is a momentary burst of energy then impulse is the correct choice.
Dec 17, 2015 at 14:21 comment added DMGregory Can you describe why you'd prefer impulses for a spaceship thruster? This may actually be a non-ideal fit if you're applying gradual acceleration over time, rather than instantaneous changes in momentum due to things like weapon impacts. Applied over a time window you'll generally want force (or acceleration if you don't want mass to be a factor) while instantaneously you'd use impulse (or, correspondingly, velocityChange)
Dec 17, 2015 at 13:34 vote accept Robert
Dec 17, 2015 at 11:45 history answered trojanfoe CC BY-SA 3.0