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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।

PhysicsIf the same number of electric field lines leave and enter a closed surface, will the electric field be zero everywhere on the surface?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsIf fewer electric field lines leave a closed surface than enter it, what is the sign of net charge inside?Class 12Electric Charges and FieldsGauss's Law and its ApplicationsLevel 17Medium PhysicsWhere will the zero-field point lie between two unequal like charges and why?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Hard PhysicsAt a point two equal electric fields are in opposite directions. If the source of one field is removed, how will the net field change?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsIf two electric fields of equal magnitude act at an angle of one hundred twenty degrees, what will be the resultant magnitude?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsIf two electric fields of equal magnitude act at an angle of sixty degrees at a point, what is the resultant magnitude equal to?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsAt a point the electric field is seven newtons per coulomb east and twenty-four newtons per coulomb north. What is the magnitude of the resultant field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsTwo electric fields have magnitudes five and twelve newtons per coulomb and are mutually perpendicular. What is the magnitude of the resultant field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 17Medium PhysicsWhy is the net field on the equatorial line of a dipole opposite to the dipole moment?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 17Hard PhysicsFor a dipole at far axial and equatorial points at the same distance, what is the ratio of the magnitudes of electric fields?Class 12Electric Charges and FieldsDipole in a Uniform External FieldLevel 17Hard PhysicsAt a far equatorial point of a dipole, if the distance is tripled, approximately what will the electric field become?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 17Hard PhysicsOn the axial line of an electric dipole at a far point, if the distance is doubled, approximately what fraction of the electric field remains?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 17Hard PhysicsAt a point above the midpoint of a positive charge and an equal negative charge, what is the direction of the net electric field?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 17Hard PhysicsWhat is the most advanced correct strategy while reading an electric field line diagram?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsAt a point the electric field is zero. If equal-magnitude positive and negative charges are placed there separately, what is correct about the forces?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIn a diagram, field lines start from one positive charge and end on a nearby positive charge. Why is this wrong?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Easy PhysicsIf electric field is zero at the midpoint between two equal positive charges, should field line density be shown high there?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsAt a point region the electric field magnitude is very high but direction changes repeatedly. Why is it wrong to call it uniform only by magnitude?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIf a particle is uncharged, what electric force acts on it in a region with dense electric field lines?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Easy PhysicsIf a positive charge is placed in a non-uniform field directed eastward with strength increasing ahead, which statement about force is correct?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium