Question

a series of electric cells represented by a long and short vertical lines is called ​

Answer 1

Answer:

Battery

Explanation:

A Battery is a series of electric cells.

Hope this helps

Answer 2

Explanation:

A group of cells joined in series is called a battery. A battery of two cells gives 1.5 x2 =3.0 volts , a battery of 3 cells gives 1.5 x3=4.5 volts, a battery of 4 cells gives 1.5x 4=6.0 volts of electricity.