![A battery of emf 8 V with internal resistance 0.5 Ω is being charged by a 120 V d.c. supply using a series resistance of 15.5 Ω . The terminal voltage of the battery is A battery of emf 8 V with internal resistance 0.5 Ω is being charged by a 120 V d.c. supply using a series resistance of 15.5 Ω . The terminal voltage of the battery is](https://dwes9vv9u0550.cloudfront.net/images/3926934/a7c522de-c9c3-4bd3-bc35-eb6781d70eff.jpg)
A battery of emf 8 V with internal resistance 0.5 Ω is being charged by a 120 V d.c. supply using a series resistance of 15.5 Ω . The terminal voltage of the battery is
![Physics Reference: Explain why the terminal potential difference (p.d.) of a cell with internal resistance may be less than the electromotive force ( e.m.f.) of the cell. Physics Reference: Explain why the terminal potential difference (p.d.) of a cell with internal resistance may be less than the electromotive force ( e.m.f.) of the cell.](https://1.bp.blogspot.com/-K3sQFib8uM4/W7z7QsxxfAI/AAAAAAAAJtg/hPMzJHVejLQjBvrpHzMvVu4Pnak5ECQfACLcBGAs/w1200-h630-p-k-no-nu/june2014p23q5-battery-internal-resistance.png)
Physics Reference: Explain why the terminal potential difference (p.d.) of a cell with internal resistance may be less than the electromotive force ( e.m.f.) of the cell.
![Physics Reference: A battery of electromotive force (e.m.f.) E and internal resistance 1.5 Ω is connected to a network of resistors, as shown in Fig. 6.1. Physics Reference: A battery of electromotive force (e.m.f.) E and internal resistance 1.5 Ω is connected to a network of resistors, as shown in Fig. 6.1.](https://1.bp.blogspot.com/-I-EVGbefW4c/XYu8T-ZFCII/AAAAAAAAKhg/jpwWEys4tgspkjnkoaUNcO7AJY3-JveDACLcBGAsYHQ/s1600/june2019p23q6-circuit-resistors-internal.png)
Physics Reference: A battery of electromotive force (e.m.f.) E and internal resistance 1.5 Ω is connected to a network of resistors, as shown in Fig. 6.1.
![Physics Reference: A battery with e.m.f. E and internal resistance r is connected in series with a variable external resistor. Physics Reference: A battery with e.m.f. E and internal resistance r is connected in series with a variable external resistor.](https://1.bp.blogspot.com/-k_gSBGqr1wM/XHmBQmAZMvI/AAAAAAAAKIw/m8AgahEPIFYs0mj8Aaj6cwmp5_TDQQ0CwCLcBGAs/s1600/june2015p11q36-internal-resistance-variable-external.png)