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Class 12 · Physics
→The shape of a closed surface changes but the enclosed charge remains the same. Which statement about total flux is most correct?
Class 12 · Physics
→If a closed surface encloses two positive and five negative charges of equal magnitude, what will be the total outward flux?
Class 12 · Physics
→If a closed surface encloses four positive and three negative charges of equal magnitude, what is the sign of total flux?
Class 12 · Physics
→For a closed surface, fewer field lines leave than enter. What can be said about the net enclosed charge?
Class 12 · Physics
→If the angle between the field and area vector is slightly greater than ninety degrees, what will be the sign of flux?
Class 12 · Physics
→If the angle between the field and area vector is slightly less than ninety degrees, what will be the sign and magnitude of flux?
Class 12 · Physics
→Why is the field at a far axial point of a dipole taken along the dipole moment?
Class 12 · Physics
→Why is the field on the equatorial line of a dipole opposite to the dipole moment?
Class 12 · Physics
→Why does the field of a dipole at far points decrease faster than that of a point charge?
Class 12 · Physics
→A dipole can experience net force in a non-uniform electric field. What is the deeper reason?
Class 12 · Physics
→Dipole moment is along the electric field. Why is torque zero and the position stable?
Class 12 · Physics
→The dipole moment is opposite to the electric field. Why does the dipole rotate after a small disturbance?
Class 12 · Physics
→The angle between dipole moment and electric field is ninety degrees. If field is doubled and dipole moment is halved, how does torque change?
Class 12 · Physics
→In a uniform electric field, net force on a dipole is zero but torque can exist. In which case is this possible?
Class 12 · Physics
→An electric dipole has zero net charge. How can its dipole moment still be non-zero?
Class 12 · Physics
→At a far equatorial point, the field is sixteen. What will be the field at a far axial point at the same distance?
Class 12 · Physics
→At the same distance, the axial field of a dipole is fifty-four. What will be the equatorial field?
Class 12 · Physics
→At a far equatorial point, the dipole field is twenty-seven. What will it become when distance is tripled?
Class 12 · Physics
→At a far axial point, the dipole field is seventy-two at a certain distance. If the distance is doubled, what will the field be?
Class 12 · Physics
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