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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 continuous surface charge distribution, how is the charge of a small element expressed?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIn a continuous linear charge distribution, how is the charge of a small element expressed?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf the surface charge density of a distribution is negative, what is the direction of the electric field produced by a small charge element at an external point?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf the total charge in a uniform linear distribution is negative, what is the sign of its linear charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsWhy can a uniformly charged rod be approximated as a point charge when a point on its perpendicular bisector is moved far away?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf charge is distributed non-uniformly over a ring, which statement about the electric field at its centre is correct?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsThe conclusion that the electric field at the centre of a uniformly charged ring is zero depends primarily on which feature?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsA solid has twice the volume charge density and half the volume of another similar solid. What is the ratio of its total charge to the other solid’s charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf two wires have linear charge-density ratio 3:2 and length ratio 2:3, what is the ratio of their total charges?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf two plates have the same surface charge density and their areas are in the ratio 2:5, what is the ratio of their total charges?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsTwo objects have the same total charge: one is a wire and the other is a plate. Why can their electric fields be different?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is knowing the average charge density not always sufficient to find the electric field of a non-uniform distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionHard PhysicsIf the magnitude of charge density is high but the charged area is very small, what can be said about the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn which situation can treating a long charged wire as a point charge cause a large error?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf the first half of a linear distribution has positive charge density and the second half has an equal-magnitude negative density, what is the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is signed addition of small charge elements necessary to find the total charge in a continuous distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhen a uniformly surface-charged plate is divided into four equal parts, what will be the surface charge density of each part?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf a uniformly charged wire is divided into three equal-length parts, what will be the linear charge density of each part?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIn which direction is the total electric field on the perpendicular bisector of a uniformly charged straight rod?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is the field not zero at a point on the axis of a uniformly charged ring away from the centre?Class 12Electric Charges and FieldsContinuous Charge DistributionHard