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Class 12 · Physics
→A dipole is placed so that its positive charge is inside a closed surface and its negative charge is just outside. What is the total flux equivalent to?
Class 12 · Physics
→If net charge inside a closed surface is negative, what is the overall tendency of field lines?
Class 12 · Physics
→There is no charge inside a closed surface, but the field on the surface is said to be outward everywhere. Why is this doubtful?
Class 12 · Physics
→If maximum flux through a surface is required, how should the surface be placed relative to the electric field?
Class 12 · Physics
→For a plane surface, which component of electric field contributes to flux?
Class 12 · Physics
→If the separation of charges in a dipole is very small but dipole moment is to remain finite, what must be understood about the charge?
Class 12 · Physics
→At a far equatorial point, dipole field is opposite to dipole moment. If the dipole moment is reversed, what happens to the field direction?
Class 12 · Physics
→At a far point on the axial line of a dipole, how is the field compared with a point at the same distance on the equatorial line?
Class 12 · Physics
→In a dipole field line diagram, lines go from positive to negative, but dipole moment is from negative to positive. Why is this not a contradiction?
Class 12 · Physics
→A polar molecule is placed in a non-uniform electric field. Why can it experience both rotation and attraction?
Class 12 · Physics
→Dipole moment is doubled and electric field is halved. At the same angle, how will the torque change?
Class 12 · Physics
→Both dipole moment and electric field of a dipole system are doubled while angle remains same. What happens to the torque?
Class 12 · Physics
→A dipole is placed in an electric field such that its dipole moment is opposite to the field. If released after a slight disturbance, toward which position will it rotate?
Class 12 · Physics
→Net charge inside a closed surface is zero, yet electric field is non-zero at some points on the surface. How is this possible?
Class 12 · Physics
→If total flux through a closed surface is zero, which conclusion is safest?
Class 12 · Physics
→Flux through an open surface is zero. Does it definitely prove that electric field is zero?
Class 12 · Physics
→If total flux through a closed surface enclosing a complete dipole is zero, is flux through every small part of the surface also zero?
Class 12 · Physics
→Point charge field decreases with square of distance, while far dipole field decreases with cube of distance. What is the main reason?
Class 12 · Physics
→Which statement is correct about distance dependence of the dipole field at far axial and equatorial points?
Class 12 · Physics
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