Electric Cell

A cell of $\mathrm{e}\mathrm{m}\mathrm{f}\mathrm{ }E$ and internal resistance $r$ is connected in series with an external resistance $nr$ . Then, the ratio of the terminal potential difference to $\mathrm{e}\mathrm{m}\mathrm{f}$ is $\frac{n}{n+\alpha }$. Write the value of $\alpha$.

What is EMF of cells?

What is standard in standard cell?

What is EMF of a cell and standard electrode potential?

Is saturated Weston standard cell which crystal are used for saturation?

What is polarization in battery?

What is galvanic force?

Which is the cause for buckling defect in lead acid battery?

How can we remove defects of simple cell?

How can we remove defects of simple cell?

Is saturated Weston standard cell which crystals are used for saturation?

What is the type of cell used for building a laptop battery pack?

The normal voltage for lead-acid cells is-

Which of the following increases due to which the electrode gravity decreases?

What is the total numbers of cells present in a $12 \mathrm{volt}$ Battery?

What is the percentage of acid and water present in the electrolyte of lead-acid battery in a fully charged condition?

A cell of $\mathrm{e}\mathrm{m}\mathrm{f}\mathrm{ }\mathrm{E}$ and internal resistance $\mathrm{r}$ is connected in series with an external resistance $\mathrm{n}\mathrm{r}$ . Then, the ratio of the terminal potential difference to $\mathrm{e}\mathrm{m}\mathrm{f}$ is -

Button cells are used in portable electronic devices.

In the silver oxide button cell, zinc act as a cathode.

State the energy conversions in a dry cell.