Recent content by qalz

Yes, that's a rocket. I'll google it, thanks for help :)

Sorry, this is power of engine. I measured it putting engine upside-down on weight :)

Hi guys, I would like to count sth., but to do that i need a speed of thing. The promblem is that I've got mass ~150 gram (0,33 pound), enginee thrust 1700 gram (3,75 pound) which work 4 seconds (it moves up) and I don't know how to count this. Do you know, it is possible to count speed based on...