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Chapter1 Electric Charges And Fields

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

PhysicsA positive charge is inside a closed surface and a negative charge is outside it. What determines the total electric flux through the surface?Class 12Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Medium PhysicsThe charge enclosed by a closed surface is doubled. What happens to the total electric flux through the surface?Class 12Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Easy PhysicsIf the shape of a closed surface is changed but the net enclosed charge remains the same, what happens to total flux?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsWhen can electric flux change from positive to negative?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsIf the area vector makes 30 degrees with the electric field, how will flux compare with maximum flux?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsThe area vector of a plane surface is northward and the electric field is eastward. What is the flux?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsThe area vector of a plane surface is eastward and the electric field is westward. What is the sign of flux?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsWhy does the electric field of a dipole decrease faster than that of a point charge at far points?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsAt a far point on the equatorial line of a dipole, what is the direction of the electric field?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsAt a far point on the axial line of a dipole, the electric field is generally in which direction?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsWhy is the net force on a dipole not necessarily zero in a non-uniform electric field?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsIn a uniform electric field, the net force on a dipole is zero. Why can it still rotate?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsDipole moment is along the electric field. Why is this stable equilibrium?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsDipole moment is opposite to the electric field. Why is this position called unstable?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsIf the angle between dipole moment and electric field is 90 degrees, what is the torque?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)Level 19Easy PhysicsA dipole is at 30 degrees with a uniform electric field. Why will the torque not be zero?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsIf the charge magnitude of a dipole is halved and its separation is made four times, what happens to the dipole moment?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsTo make the dipole moment three times while keeping charge same, what change is needed in separation?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsIn a dipole the charge magnitude is doubled and separation is halved. What happens to the dipole moment?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Easy PhysicsAn electric dipole has zero net charge, yet why can it have an electric field?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium