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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।

PhysicsWhy can the net electric field not be zero at the exact midpoint between two unequal unlike charges?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16MediumPhysicsBetween two unequal positive charges, the point where net electric field is zero is generally closer to which charge?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16ExpertPhysicsIn a field-line diagram, no line is drawn in a certain region. Does this always prove that the electric field there is zero?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIf a small positive test charge is placed at the midpoint between two equal negative charges, what is the net electric force on it?Class 12Electric Charges and FieldsCoulomb's Law (force between multiple charges)Level 18MediumPhysicsThe net field at a point is zero, but at nearby points the field is not zero. What should be understood from this?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18HardPhysicsWhy do electric field lines not form closed curves in an electrostatic field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18HardPhysicsIf field lines in a region are parallel but their arrows are shown in opposite directions, why is the diagram incorrect?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIn a uniform field, the force on a positive charge is northward. What will be the force on an equal magnitude negative charge at the same place?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsA negative charge experiences a force of 0.01 newton towards east. What is the direction of electric field at that location?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsA force of 0.008 newton acts on a 4 microcoulomb positive charge at a point. What is the magnitude of electric field at that point?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsThe electric field at a point is 600 newton per coulomb. What force acts on a 2 microcoulomb positive charge placed there?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsAt a point, fields due to two charges are individually non-zero, yet the net field can be zero. Which principle explains this?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsThe field due to a point charge is 50 newton per coulomb. Another field of equal magnitude is added in the same direction. What will be the direction of force on a positive charge?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIn a field-line diagram, two lines appear to come very close but do not intersect. Which rule does this agree with?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIf field lines near a charge are going outward and then bend toward a negative charge farther away, what is the sign of the starting charge?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18EasyPhysicsNear the surface of a large plane conductor, why are field lines approximately parallel and perpendicular to the surface?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 18HardPhysicsIf field lines in a region are straight but not equally spaced, what kind of field is it?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIn a real field-line diagram, the number of drawn lines is limited. Still, what is the physical meaning of showing more lines?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsFor a system of two equal positive charges, how will the field behave approximately at a very distant point?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 18MediumPhysicsIf two equal and opposite charges are placed very close, how does their combined field at far points decrease compared with a single charge field?Class 12Electric Charges and FieldsElectric Flux and Electric DipoleLevel 18Hard

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