Electric Charges and Fields

Bihar Board Class 12 · Physics · 53 past questions

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1. Q34 2021 Set A

   The relative permittivity ($\epsilon_r$) of a medium is

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2. Q35 2021 Set A

   Surface density of charge is equal to

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3. Q36 2021 Set A

   The value of $\frac{1}{4\pi\epsilon_0}$ is

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4. Q39 2021 Set A

   The value of $\epsilon_r$ in air is

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