The metal disc of an electric cell is:
Positive terminal
Nagative terminal
There is no such metal disc in an electric cell.
None of these
The metal disc of an electric cell is the negative terminal.
The metal disc is the __________ terminal of the electric cell.
The set of connections that provide a complete path for the electricity to pass from the positive terminal of an electric cell to its negative terminal, outside the electric cell, is called_________.