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Field near a charged conductor compared with a charged sheet

This type of question, asked 2 times: 23 Apr 2025 S1, 14 May 2026 S2. All 2 questions below, oldest first.

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  1. Question 1

    23 Apr 2025 S1

    3
    The electric field intensity near a conducting surface having uniform surface charge density ' σ\sigma ' is given by ( ε0=\varepsilon_{0}= permittivity of free space)

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  2. Question 2

    14 May 2026 S2

    126
    The electric field intensity at a point near and outside the surface of a charged conductor of any shape is E1E_1. The electric field intensity due to a uniformly charged infinite thin plane sheet having the same surface charge density is E2E_2. The relation between E1E_1 and E2E_2 is

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