Ts Eamcet
Current Electricity
TG EAPCET 2025 (Online) 3rd May Evening Shift
MCQ+1 / -02025
The potential difference between the terminals of a cell is 20 V when a current of 2 A flows through the circuit. When the direction of current in the circuit is reversed, the potential difference between the terminals of the cell is 30 V . The internal resistance of the cell is