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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।

PhysicsIn a difficult problem, flux is zero and a dipole is present. What is the safest order of analysis?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Medium PhysicsWhat is the key difference between electric flux and electric field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Easy PhysicsA dipole is placed parallel to the field. If it is in stable equilibrium, how is its potential energy?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Medium PhysicsA dipole is placed perpendicular to a uniform electric field. Which statement about net force and torque is correct?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Medium PhysicsDoes zero net force on a dipole in a uniform field mean that forces on both charges are zero?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Medium PhysicsIf net charge inside a closed surface is negative, but many positive charges are outside the surface, what will be the sign of net flux?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 20Medium PhysicsIf dipole moment becomes three times and the distance of a far point becomes three times, what fraction of the far field remains?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Hard PhysicsFor the far axial field of a dipole, dipole moment is doubled and distance is doubled. What happens to the field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Hard PhysicsWhy is the distance dependence of far field of a dipole different from that of a point charge?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Hard PhysicsIf a surface is perpendicular to the electric field and the area vector is along the field, why is flux maximum?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Medium PhysicsIf a surface is parallel to the electric field, what is the angle between area vector and electric field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Easy PhysicsArea of a surface is doubled and electric field is tripled, but the angular factor becomes half. How many times does the flux become?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Medium PhysicsIf electric field is not perpendicular to a surface, what is the most common mistake while finding flux?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Medium PhysicsGauss law gives total flux. Why can the field at every point on an asymmetric surface not be found directly from it?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 20Hard PhysicsA closed surface has zero net charge inside, but contains a dipole. What does correct use of Gauss law tell?Class 12Chapter1: Electric Charges and FieldsGauss's Law and its ApplicationsLevel 20Hard PhysicsA dipole is antiparallel to the electric field. If it is slightly rotated, why does it not return?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Hard PhysicsA dipole is parallel to the electric field. If it is slightly rotated, why does it tend to return?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Hard PhysicsNet force on a dipole in a uniform field is zero. Yet why does its energy depend on angle?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Hard PhysicsWhy does a non-polar molecule have no permanent dipole moment without an external field?Class 12Chapter1: Electric Charges and FieldsElectric Flux and Electric DipoleLevel 20Medium PhysicsWhy does a polar molecule tend to align when placed in an external uniform electric field?Class 12Chapter1: Electric Charges and FieldsDipole in a Uniform External FieldLevel 20Medium