Which among the following has dimensions of charge?

1. ${\mathrm{\epsilon }}_{\mathrm{o}}\overrightarrow{\mathit{E}}/\overrightarrow{ds}$
2. ${\mathrm{\epsilon }}_{\mathrm{o}}\overrightarrow{E}. \overrightarrow{ds}$
3. $\frac{{\mu }_{\mathrm{o}}}{{\epsilon }_{\mathrm{o}}}\overrightarrow{\mathit{E}}\mathit{ }\overrightarrow{ds}$
4. $\frac{{\epsilon }_{\mathrm{o}}}{{\mu }_{\mathrm{o}}}\overrightarrow{\mathit{E}}\mathit{ }\overrightarrow{\mathit{d}\mathit{s}}$

Solution

Asked in: AP EAMCET 2020 (23 Sep Shift 1)

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