Recent content by Sandor Hadas

Computer programming / business administration background. Doing little projects for fun, never been very good at physics in school, and even that was very long ago.

There is no hurry, it reaches the speed whenever it can. Lower consumption is better. My biggest worry is that the motor would break because of the weight - as the weight is relatively heavy on the end of a rod. So, I am really after how I choose a motor what is strong enough. I would like...

So, do you say there are no formulas to follow and I better go and buy multiple engines (stepper motors) and give those a trial and error test? That might work... No idea how to find friction, standard 6006 glass balls/nylon 66 bearing; air friction is at 200m above see, indoors.

Business Administration...

Homework Statement There is a 1 kg (52x52x52mm) square block attached to a 200 mm long (d = 8 mm, weight = 0.03 kg) rod what is connected to an electric motor. The setup is vertical and needs to achieve about 90 rpm. So, the 1 kg square block will circle on the outer rim, connected to the...