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Class 12 Mcq

Class 12 Physics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

PhysicsThe charge of a dipole is made three times and the separation is made one third. What happens to the dipole moment?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsIn questions on electric flux and dipole, where is the most common direction mistake made?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsAt a far equatorial point due to an electric dipole, what is the relation between the electric-field direction and the dipole-moment direction?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsAt a far axial point due to an electric dipole, what is the relation between the electric-field direction and the dipole-moment direction?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsThe electric flux through a plane surface is positive. If the direction of its area vector is reversed, what happens to the flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsIf 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 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsIf 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 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsAn electric dipole has zero net charge. Why can it still rotate in an external electric field?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsWhat type of line is the equatorial line of an electric dipole?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhich line is called the axial line of an electric dipole?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsA surface is placed so that its area vector is perpendicular to the electric field. What is the electric flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsA surface is rotated so that its area vector aligns with the electric field. What happens to the electric flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsIn which direction is the area vector of a plane surface defined?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Easy PhysicsFlux through a plane surface is found to be negative. What is the proper meaning of this result?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhat is the main difference between the far field of a point charge and that of a dipole?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhy is dipole moment not zero even though the net charge of an electric dipole is zero?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsWhy can a net force act on a dipole in a non-uniform electric field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 21Medium PhysicsIf dipole moment is opposite to the electric field, what type of position is it?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsIn a uniform electric field, in which position does a dipole tend to settle naturally?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Medium PhysicsWhen is torque on a dipole in a uniform electric field zero?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 21Easy