<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Potentiometer chiridzwa chekuyera kugona kana voltage mudunhu.  <response>: Zvechokwadi, shanduro yakaoma zvikuru yemutsara uyu ndeiyi Potentiometer is a instrument for measuring the potential or voltage in a circuit taps off a fraction of a known voltage from a resistive slide wire and compares it with the unknown voltage by means of a galvanometer. 