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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 electric field lines suddenly become much closer in a region, what effect is possible on the motion of the same positive charge?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsA negative charge experiences a 13-newton force toward southwest. What is the direction of the electric field at that point?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsAt a point, one electric field is 5 newtons per coulomb eastward and another is 12 newtons per coulomb northward. What is the magnitude of the net field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIn a diagram, lines emerge from a positive charge and also emerge from a negative charge. What correction is needed?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIn a point-charge field-line diagram, the number of lines is doubled but the charge is said to be the same. What does this mean?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsField lines are denser at a place, but force on the same positive charge is said to be smaller. Why is this conclusion doubtful?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIf field lines are directed to the right but potential is said to increase from left to right, what is the issue?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsA negative charge experiences force towards north. If a positive charge of equal magnitude is placed at the same point, what will be the force?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIf a positive test charge accelerates eastward in a region and its charge is halved while mass remains the same, what is the direction of the electric field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIf an electron is released from rest in a uniform electric field, what will its motion indicate about the direction of field lines?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsFor two equal unlike charges, a positive test charge is placed slightly above the midpoint. In which direction is the horizontal component of the electric field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsWhat is the actual force direction on a positive test charge placed slightly to the right of the midpoint between two equal positive charges?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsIf electric potential continuously decreases along a line, what is the general direction of electric field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsAt a point electric field is zero, yet electric potential can be non-zero. What is the reason?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsAt a point electric field is zero, but nearby field lines curve around it. Why should a field line not be drawn through the zero point?Class 12Electric Charges and FieldsElectric Charges and their ConservationLevel 16Hard PhysicsIf equal magnitude positive and negative charges are inside a closed surface, must the electric field outside the surface be zero?Class 12Electric Charges and FieldsGauss's Law and its ApplicationsLevel 16Hard PhysicsEqual positive charges are placed at three corners of a square and the fourth corner is empty. The direction of net field at the centre will be related to what?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Hard PhysicsFour equal positive charges are placed at the corners of a square. Why will the net electric field at the centre be zero?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsThree equal positive charges are placed at the corners of an equilateral triangle. What is the net electric field at the centre?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium PhysicsIf two equal magnitude fields are perpendicular, what angle does the resultant make with each field?Class 12Electric Charges and FieldsElectric Field and Electric Field LinesLevel 16Medium