Search questions
Use text search or combine filters to find exactly the questions you need.
Class 12 · Physics
→In questions on electric flux and dipole, where is the most common direction mistake made?
Class 12 · Physics
→If the charge enclosed by a closed surface is doubled, what happens to the total flux?
Class 12 · Physics
→If the shape of a closed surface enclosing a dipole is changed while both charges remain inside, what happens to the total electric flux?
Class 12 · Physics
→At a far equatorial point due to an electric dipole, what is the relation between the electric-field direction and the dipole-moment direction?
Class 12 · Physics
→At a far axial point due to an electric dipole, what is the relation between the electric-field direction and the dipole-moment direction?
Class 12 · Physics
→A closed surface contains two positive charges and two equal negative charges. What is the total electric flux through the surface?
Class 12 · Physics
→The electric flux through a plane surface is positive. If the direction of its area vector is reversed, what happens to the flux?
Class 12 · Physics
→The angle between the dipole moment and the electric field is reduced to zero. What happens to the torque?
Class 12 · Physics
→If the dipole moment remains constant and the electric field is doubled, what happens to the torque when the dipole is perpendicular to the field?
Class 12 · Physics
→If the dipole moment is doubled while the electric field remains unchanged, how does the torque change when the dipole is perpendicular to the field?
Class 12 · Physics
→An electric dipole has zero net charge. Why can it still rotate in an external electric field?
Class 12 · Physics
→What type of line is the equatorial line of an electric dipole?
Class 12 · Physics
→Which line is called the axial line of an electric dipole?
Class 12 · Physics
→The total electric flux through a closed surface enclosing a dipole is zero. Which conclusion is correct?
Class 12 · Physics
→If the total electric flux through a closed surface is zero, must the electric field be zero everywhere on the surface?
Class 12 · Physics
→A surface is placed so that its area vector is perpendicular to the electric field. What is the electric flux?
Class 12 · Physics
→A surface is rotated so that its area vector aligns with the electric field. What happens to the electric flux?
Class 12 · Physics
→In which direction is the area vector of a plane surface defined?
Class 12 · Physics
→Flux through a plane surface is found to be negative. What is the proper meaning of this result?
Class 12 · Physics
→