Hello I am wondering what the relation between motor rpms and propeller rpms. I know that once you put the propeller on you are going to lose some of that speed due to drag and weight of the propeller.
Spec.
Battery: 10 Cell /37V
RPM: 231kv
Max current: 80A
Watts: 2960w
No load current...
Hello guys I am working on designing somethings and I am using metal tubing. I do not know what type of metal tubing I am going to use this all depends on the math after I work my problem out. I am not sure what formulas to look up or what strength test I need to look up.
For example if I have...