En un conductor electrizado, las cargas tienden a distribuirse de tal modo que haya una acumulación mayor en las regiones de mayor curvatura, o sea, en las "puntas". Así, para el conductor de la figura 1, las cargas se acumulan en mayor cantidad en la parte más "puntiforme", y si su curvatura es muy grande, o sea, si esta punta es aguda, la acumulación será tal que puede ocurrir una fuga o escape de las cargas eléctricas.


 

 

 

Eletrizando un cuerpo dotado de una punta con una carga de gran valor (bajo potencial muy alto) se puede observar la fuga de las cargas bajo la forma de un "viento" que en algunos casos ioniza el aire apareciendo bajo la forma de pequeña llama azulada.

El torniquete eléctrico, mostrado en la figura 2, aprovecha este efecto. Se trata de una pequeña hélice de puntas agudas, la cual colocada en contacto con un cuerpo cargado gira con fuerza y ??velocidad que dependen de la carga suministrada por el cuerpo. Lo que ocurre es que la fuga de las cargas por sus puntas hace que surja una fuerza capaz de impulsarla.


 

 

 

 

El Motor Iónico funciona según el mismo principio. Una alta tensión es generada y aplicada a un electrodo en forma de punta en un ambiente en que se inyecta gas. El gas es cargado y repelido a alta velocidad propulsando el cohete.

 

 

Efecto de las puntas (ALM184S )

En un conductor electrizado, las cargas tienden a distribuirse de tal modo que haya una acumulación mayor en las regiones de mayor curvatura, o sea, en las "puntas". Así, para el conductor de la figura 1, las cargas se acumulan en mayor cantidad en la parte más "puntiforme", y si su curvatura es muy grande, o sea, si esta punta es aguda, la acumulación será tal que puede ocurrir una fuga o escape de las cargas eléctricas.


 

 

 

Eletrizando un cuerpo dotado de una punta con una carga de gran valor (bajo potencial muy alto) se puede observar la fuga de las cargas bajo la forma de un "viento" que en algunos casos ioniza el aire apareciendo bajo la forma de pequeña llama azulada.

El torniquete eléctrico, mostrado en la figura 2, aprovecha este efecto. Se trata de una pequeña hélice de puntas agudas, la cual colocada en contacto con un cuerpo cargado gira con fuerza y ??velocidad que dependen de la carga suministrada por el cuerpo. Lo que ocurre es que la fuga de las cargas por sus puntas hace que surja una fuerza capaz de impulsarla.


 

 

 

 

El Motor Iónico funciona según el mismo principio. Una alta tensión es generada y aplicada a un electrodo en forma de punta en un ambiente en que se inyecta gas. El gas es cargado y repelido a alta velocidad propulsando el cohete.

 

 

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