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Mechanical, electronic or programmatic design of a robot.
8
votes
Is it better to have batteries distributed at the rotors or the center of the multicopter?
Center, you want the moment of inertia to be as small as possible.
4
votes
Effectiveness of a Mobile Robot In Relation To Mass
http://en.wikipedia.org/wiki/Square-cube_law
The square-cube law essentially states that larger robots are more fragile.
"You can drop a mouse down a thousand-yard mine shaft and, on arriving
a …
10
votes
Why are quadcopters more common in robotics than other configurations?
You need 4 degrees of freedom to control yaw, pitch, roll and thrust.
Four props is therefore the minimum number of actuators required. Tricoptors require a servo to tilt one or more rotors which is …
7
votes
Calculating the efficiency of Mecanum wheels
I have some experience with using mecanum wheels, both indoors and outdoors (on grass, sand and dirt no less).
Obvious advantage is holonomic movement. Disadvantages are weight (commercially availab …