Question

When a 22 ohms resistance is connected across its terminals a potential difference 2.2V is produced. Find the internal resistance and lost volt of the cell..​

Answer 1

Answer:

already answered pls checkout in your previous questions.....

Answer 2

Answer:

1)Cell and external resistor are connected directly,

R(eq)=r+R

0.1+3.9=4.0 ohm

2)Current in circuit,

I=E/R

2/4.0=1/2=0.5A

3) Potential difference across terminal of a cell,

V=E-Ir

=2-0.5*0.1

1.95V