# Which of the following is the name given to the lines of electric force which move so that its beginning traces

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Which of the following is the name given to the lines of electric force which move so that its beginning traces a closed curve on a positive surface and its end traces a corresponding closed curve on the negative surface?

A) Tube of surface B) Tube of lines

C) Tube of force D) Tube of electricity

Which of the following is the name given to the lines of electric force which move so that its beginning traces a closed curve on a positive surface and its end traces a corresponding closed curve on the negative surface?

A) Tube of surface B) Tube of lines

C) Tube of force D) Tube of electricity

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