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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।

PhysicsTwo solids have volume charge density ratio 3:4 and volume ratio 8:3. What is the ratio of their total charges?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsTwo plates have surface charge density ratio 2:5 and area ratio 10:1. What is the ratio of their total charges?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsTwo wires have a linear charge density ratio of 4:3 and a length ratio of 3:2. What is the ratio of their total charges?Class 12Electric Charges and FieldsContinuous Charge DistributionHard PhysicsIn a uniform volume charge distribution, if the volume density becomes five times and the volume becomes one-fifth, what happens to the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a uniform surface charge distribution, if the surface density becomes one-fourth and the area becomes eight times, what happens to the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a uniform linear charge distribution, if the linear density becomes three times and the length becomes half, what happens to the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a uniform volume charge distribution, the total charge is 72 coulomb and the volume is 9 cubic metre. If the total charge becomes half and the volume becomes one-third, what is the new volume charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionHard PhysicsIn a uniform surface charge distribution, the total charge is 60 coulomb and the area is 20 square metre. If the area becomes 5 square metre while the total charge remains unchanged, what is the new surface charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a uniform linear charge distribution, the total charge is 48 coulomb and the length is 12 metre. If the length becomes 4 metre while the total charge remains unchanged, what is the new linear charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhat is the deeper purpose of studying continuous charge distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIn a difficult problem involving continuous charge distribution, what is the most important first decision?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf the total charge is zero in a continuous distribution but the charge density is non-zero at some places, what is the correct conclusion?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf total charge is zero in a uniform surface distribution and area is non-zero what is surface density?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIf volume density is negative and volume is positive what is the sign of total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionEasy PhysicsIn a uniform linear distribution total charge and length both cannot be negative. What is the correct reason?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsWhy is distance important in field calculation of continuous charge distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionHard PhysicsIf volume density becomes one third and volume becomes nine times what happens to total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf linear density becomes half and length becomes four times what happens to total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf density on a surface doubles and area also doubles what happens to total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionMedium PhysicsIf a small part from one end of a uniformly charged rod is removed why can the earlier cancellation condition on perpendicular bisector change?Class 12Electric Charges and FieldsContinuous Charge DistributionHard