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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 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 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Medium PhysicsIf net charge inside a closed surface is negative, what is the overall tendency of field lines?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Medium PhysicsThere is no charge inside a closed surface, but the field on the surface is said to be outward everywhere. Why is this doubtful?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Hard PhysicsIf maximum flux through a surface is required, how should the surface be placed relative to the electric field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsFor a plane surface, which component of electric field contributes to flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsIf 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 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsAt a far equatorial point, dipole field is opposite to dipole moment. If the dipole moment is reversed, what happens to the field direction?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsAt 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 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsIn 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 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsA polar molecule is placed in a non-uniform electric field. Why can it experience both rotation and attraction?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Medium PhysicsDipole moment is doubled and electric field is halved. At the same angle, how will the torque change?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsBoth dipole moment and electric field of a dipole system are doubled while angle remains same. What happens to the torque?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Medium PhysicsA 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 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 19Hard PhysicsNet charge inside a closed surface is zero, yet electric field is non-zero at some points on the surface. How is this possible?Class 12Chapter1: Electric Charges and FieldsContinuous Charge DistributionLevel 19Hard PhysicsIf total flux through a closed surface is zero, which conclusion is safest?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 19Hard PhysicsFlux through an open surface is zero. Does it definitely prove that electric field is zero?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsIf total flux through a closed surface enclosing a complete dipole is zero, is flux through every small part of the surface also zero?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsPoint charge field decreases with square of distance, while far dipole field decreases with cube of distance. What is the main reason?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsWhich statement is correct about distance dependence of the dipole field at far axial and equatorial points?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard PhysicsWhy is the field at a far point on the equatorial line of a dipole opposite to the dipole moment?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 19Hard