Question 1186512
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(1)  The pole helps hold equilibrium.



(2)  (a) rotation:   washer;  dish-washer; the minute and hour hands in my wrist watch.

         Wind electric generator (although it is not in my house . . . )



     (b) rotational equilibrium:   a bike.


     (c) rotational inertia:   a bike, again.
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On  &nbsp;" how a pole helps a high-wire artist to hold equilibrium ", &nbsp;see this Internet article


https://www.scienceabc.com/eyeopeners/why-tightrope-walkers-carry-a-polebar-during-their-performance.html



See also this &nbsp;Wikipedia article


https://en.wikipedia.org/wiki/Tightrope_walking


which has many references that might be of help to satisfy your curiosity.