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Class 12 · Physics · Hard
→What is the electric field at a point inside a uniformly charged thin spherical shell?
Class 12 · Physics · Hard
→For two identical positively charged infinite sheets, what is the field in an outer region outside both sheets?
Class 12 · Physics · Hard
→What is the electric field between two identical positively charged infinite sheets?
Class 12 · Physics · Hard
→Two infinite plane sheets have equal magnitude opposite charge densities. What is correct about the electric field between the sheets?
Class 12 · Physics · Hard
→For an infinite plane sheet, why does changing the height of the pillbox not change total flux if enclosed area on the sheet is same?
Class 12 · Physics · Hard
→For a long charged line, the length of the Gaussian cylinder is doubled while radius remains same. What happens to total flux?
Class 12 · Physics · Hard
→For a long charged line, the radius of the Gaussian cylinder is doubled while its length is unchanged. How does enclosed charge change?
Class 12 · Physics · Hard
→What is the correct reason for the difference between fields inside a uniformly charged conducting sphere and an insulating sphere?
Class 12 · Physics · Hard
→Why does electric field inside a uniformly charged solid insulating sphere increase linearly with distance from the centre?
Class 12 · Physics · Hard
→Inside a uniformly charged solid insulating sphere, how does enclosed charge change as Gaussian radius increases?
Class 12 · Physics · Hard
→Why is electric field zero at the centre of a uniformly charged solid insulating sphere?
Class 12 · Physics · Hard
→For a uniformly charged conducting sphere, how is the electric field just outside related to the field of the same total charge assumed at the centre?
Class 12 · Physics · Hard
→A closed surface has net negative charge inside, but field leaves through a small part of the surface. Which statement about total flux is correct?
Class 12 · Physics · Hard
→A Gaussian surface is closed and has net positive charge inside. Still field enters through some parts of the surface. What will be the sign of total flux?
Class 12 · Physics · Hard
→Total flux through a closed surface is zero. Is it correct to say that there is no charge inside the surface?
Class 12 · Physics · Hard
→On a Gaussian surface, electric field magnitude is same everywhere, but it is outward on half the surface and inward on the other half. If the two areas are equal, what is the total flux?
Class 12 · Physics · Hard
→If a charge is placed at one corner of a cube and eight identical cubes can be joined so that the charge becomes the centre of a larger cube, what fraction of total flux belongs to the original cube?
Class 12 · Physics · Hard
→A charge is placed at the centre of a cube. By symmetry, flux through one face is what fraction of total flux?
Class 12 · Physics · Hard
→A closed surface contains no charge, but an external positive charge creates electric field on the surface. What is the total flux?
Class 12 · Physics · Hard
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