Again the dust particle has zero charge when it is levitated into the sheath and becomes charged due to the attachment of electrons.
This is because a larger electric field would be needed in order to provide a sufficient electrostatic force to levitate the dust grains.
Legends proliferate that you began in physics, or mathematics, and then levitated down to economics.
On other occasions, witnesses reported that he handled red-hot coals, elongated his body, caused the room to tremble, and levitated to the ceiling.
Naturally the device need not be cylindrical and a spherical configuration with a spherical impeller - the levitated scenario - may be attractive.
While this fellow is dancing with an attractive young woman, he begins to levitate, before disappearing in a billowing, sulphuric cloud of smoke.
The mirrored surface produces a reflection of the levitating plane and doubles its apparent height of levitation.
The end effector operates on the principle of generating a high-speed flow between the end effector and product surface thereby creating a vacuum which levitates the product.