What do you use to change the position of the switch points in a mechanically-controlled railroad switch?

Explanation

Poprawna jest odpowiedź B. Na zdjęciu widać pracownika, który długim metalowym prętem ręcznie przestawia zwrotnicę. Ten pręt to nastawiacz, czyli dźwignia, któr... Full explanation in the premium package

The question applies to categories: PT.

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