Question

The whole apparatus used for electrolysis​

Answer 1

Answer:

The main components required to achieve electrolysis are an electrolyte, electrodes, and an external power source. ... The electrolyte is a conductive ionic chemical substance which contains free ions and carries electric current (e.g. an ion-conducting polymer, solution, or liquid ionic compound).

Answer 2

Answer:

The whole apparatus used for electrolysis is termed as voltmeter.

you can see it in the above diagram how it happens