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Electric Flux and Gauss's Law for GSEB: 10 solved questions

Real GSEB paper questions on electric flux and gauss's law, part of electric charge and properties. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2015 to 2023. No sign-in needed to read them.

What this topic asks

• Gauss's law and enclosed charge — 5 questions
• Electric flux through a surface — 2 questions
• Units and dimensions — 2 questions
• Conductors and electrostatic shielding — 1 question

All 10 questions with solutions

• When a 5 μC charge is enclosed by a closed surface, the flux passing through the surface is φ. Now a -5 μC ch… GSEB Board July 2015
• A point electric charge Q is placed at a point P. A closed spherical surface is placed near the point P. The… GSEB Board July 2016
• When a 10 μC charge is enclosed by a closed surface, the flux passing through the surface is φ. Now another -… GSEB Board July 2018
• The number of electric field lines emerging out from a 1 mC charge is . (ε₀=8.85×10⁻¹² C² N⁻¹ m⁻²) GSEB Board March 2019
• There exists an electric field of 100 N C⁻¹ along the X-direction. The flux passing through a square of 10 cm… GSEB Board March 2020 (old course)
• The number of electric field lines coming out of a charge _, kept in vacuum, is 1.13×10¹¹. (ε₀ = 8.85×10⁻¹² C… GSEB Board March 2022
• If σ is the surface charge density and ε₀ is the permittivity of free space, then the magnitude of the electr… GSEB Board July 2022
• An electric field is uniform, and in the positive X direction for positive X, and uniform with the same magni… GSEB Board July 2023
• Dimension of electric flux is . GSEB Board July 2021
• The dimensions of electric flux are . GSEB Board July 2022