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Class 12 Mcq

Class 12 Physics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

PhysicsIf a small element of a continuous charge distribution carries negative charge, in which direction is the electric field due to that element directed?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf a small element of a continuous charge distribution carries positive charge, in which direction is the electric field due to that element directed?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsThe electric field at the centre of a uniformly charged ring is zero. What is the main reason?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhat is the direction of the electric field at a point on the axis of a uniformly charged circular ring?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy do horizontal components cancel on the perpendicular bisector through the midpoint of a uniformly charged thin rod?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf charge is uniformly spread inside a solid, how is the total charge obtained?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf charge is uniformly spread over a surface, how is the total charge obtained?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf charge is uniformly spread along a wire, which relation for total charge is correct?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsWhen does the point-charge model become less suitable for a continuous charge distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsFor a uniformly charged plate, the surface charge density is constant. How do the charges on two equal-area parts compare?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf charge density along a line changes with position, which idea is most suitable for finding the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a solid with uniform volume charge density, on what does the total charge depend?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is the total electric field zero at the centre of a uniformly charged ring?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsFor a uniform surface charge distribution, if area and surface charge density are known, which quantity can be found?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf the length of a wire with uniform linear charge density is doubled, what happens to the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is direction important when adding electric fields produced by small charge elements in a continuous distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhich ratio is used to find volume charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a uniform surface charge distribution, if area is halved while total charge remains unchanged, what happens to surface charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsFor a uniformly charged wire, total charge increases in the same ratio as its length. Which statement about linear charge density is correct?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhat is useful to identify first in a continuous charge distribution problem?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy