For a cell
For a cell, the terminal potential difference is 2.2V, when circuit is open and reduces to 1.8V. When cell is connected to a resistance R=5Ω, the internal resistance of cell (R) is
07
Dec
For a cell, the terminal potential difference is 2.2V, when circuit is open and reduces to 1.8V. When cell is connected to a resistance R=5Ω, the internal resistance of cell (R) is For a cell the internal resistance of cell (R) is the terminal potential difference is 2.2V when circuit is open and reduces to [...]
For a cell, a graph is plotted between the potential difference V across the terminals of the cell and the current I drawn the cell. The emf and the internal resistance of the cell are E and r, respectively. Then
06
Dec
For a cell, a graph is plotted between the potential difference V across the terminals of the cell and the current I drawn the cell. The emf and the internal resistance of the cell are E and r, respectively. Then a graph is plotted between the potential difference V across the terminals of the cell [...]
Two batteries of emf 4 V and 8 V with internal resistance 1 Ω and 2 Ωare connected in a circuit with a resistance of 9 Ω as shown in figure. The current and potential difference between the points P and Q are
17
Aug
Two batteries of emf 4 V and 8 V with internal resistance 1 Ω and 2 Ωare connected in a circuit with a resistance of 9 Ω as shown in figure. The current and potential difference between the points P and Q are For a cell the internal resistance (r) of cell is the terminal [...]
For a cell, the terminal potential difference is 2.2 V when circuit is open and reduces to 1.8 V when cell is connected to a resistance R = 5 Ω, the internal resistance (r) of cell is
17
Aug
For a cell, the terminal potential difference is 2.2 V when circuit is open and reduces to 1.8 V when cell is connected to a resistance R = 5 Ω, the internal resistance (r) of cell is For a cell the internal resistance (r) of cell is the terminal potential difference is 2.2 V when [...]