By ironmonger and iron sheik.
Source: New Scientist article What if you could build a small robot with arms made out of metal and use it to climb up mountains?
Or maybe it could help with the problem of finding water?
The idea is of course very much in the realm of sci-fi, but we have no idea how far it could go.
The idea would be to make a small robotic arm that could swing around using a magnetic field.
It would have to be powered by an internal battery that could be switched on and off and would need to be attached to a metal surface to be useful.
To make the arm you would need a magnet which could be attached using a small magnetic tape and placed on a metal object.
The magnet could be powered via a small electric motor, and when the arm is in motion the motor would spin and propel the arm.
This is a fairly simple setup, but it’s not entirely trivial.
How would the arm get its motion?
If the arm was mounted on a rock and could be moved in any direction the arm would be moving in the direction of the magnetic field it was on.
This would generate a force that would drive the arm in that direction.
The problem is that the arm could also spin and change direction without any motor to spin it, but this is not something we would want to deal with on a regular basis.
The arm could, however, use some other way to generate the force and be able to rotate and rotate about the magnetic direction.
This could be by moving the arm around using the magnetic force generated by the field, or it could be an electromagnetic force that could generate a magnetic torque.
The electromagnetic force is a pretty well known and widely used method of generating a force.
It is generated by a pair of magnets that are connected by wire and which are in contact with each other.
The force produced by these two magnets is so strong that the wire is bent by the force produced, and the resulting bending of the wire creates a torque which is applied to the arm by the magnetic wire.
This torque is used to rotate the arm about the field.
To get a motor on the arm to generate torque, we would need something that could drive the motor to generate a torque.
A motor could be a small device which drives the arm, or a device that drives the magnetic motor.
There is a lot of research in this area, but I have no details of the technology so I can’t offer any specifics.
The basic idea would involve using a pair.
The motor would drive one wire and the arm wire, and there would be a wire connected between the arm and the motor.
This wire would have a current which would be pulled through the motor, but would also be a magnetic flux.
The current would then be converted to electrical current which can be used to drive the magnet to rotate.
The two wires would be connected to the motor in a way that was similar to how a pair would be made.
For example, the arm wires would have current coming from the motor and the current flowing through the arm motor.
As the arm moves around the magnetic flux from the arm’s magnetic field is pulled back and forth.
The direction of current flow depends on the direction the magnetic flow is travelling.
The speed of the flux will depend on the distance the flux is travelling away from the magnet.
A small magnet could move the arm up a slope, but a large magnet could push the arm back down a slope.
To do this we need to control the magnetic torque the arm receives when the current flows through the magnetic current.
The torque is generated when the magnetic wind from the winder is driven past the arm arm.
The magnetic field of the winded arm is perpendicular to the wind direction and the wind speed is constant.
When the wind is moving the current is being pulled through both the arm current and the magnetic fields, but the direction is reversed.
If we take this idea one step further, we could build an arm which could rotate around the direction we want it to go.
To generate the torque we would use a small motor to drive a motor to rotate about a magnetic axis.
This motor would have an output to turn on and a input to turn off, and it would need both to be in the same direction.
If both the current and torque of the motor are set to zero, the motor will not rotate and will not generate torque.
We can also imagine a motor that has two magnets, one for the current that is generated and the other for the torque.
This current would be generated by driving the arm against a magnetic surface.
When we drive the arms arm, the magnetic magnet would be attracted to the surface by the current.
When this current is turned off, the current will be drawn away from our arm.
When both current and motor are turned on, the torque of both motors is generated.
The arms current and magnetic torque are in parallel. So