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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 the volume charge density is −6 C/m³ and the volume is 4 m³, what is the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Easy PhysicsIf linear charge density is zero in a uniform linear distribution and the length is non-zero, what is the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Easy PhysicsOn a uniform surface, the total charge is zero and the area is non-zero. What conclusion follows about the surface charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Easy PhysicsIf volume charge density depends on distance from the centre, what is the main point while finding the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Hard PhysicsIf surface charge density is higher only near the edges, why is the distribution not called uniform?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsIf linear charge density first increases and then decreases with distance, what is the most suitable idea for finding the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Hard PhysicsIf one side of a uniform rod becomes more highly charged, why can the earlier component cancellation on the perpendicular bisector be disturbed?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsWhy do components along the rod cancel on the perpendicular bisector of a uniformly charged rod?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsWhy is the transverse component of the electric field zero on the axis of a uniformly charged ring?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsWhich statement is correct when comparing the electric field at the centre of a complete ring and a half-ring?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsTwo distributions have the same total charge: one is a ring and the other is a straight rod. Why can their electric fields be different?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsWhy can the complete electric field not be decided only from average density in a non-uniform distribution?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Hard PhysicsIf the magnitude of surface density is high but the area is very small, what is the most suitable statement about total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsIf the field direction due to a small positive charge element is asked, what direction is taken at the observation point?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsIf the field direction due to a small negative charge element is asked, what direction is taken at the observation point?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsIn a uniform linear distribution, total charge is negative and length is positive. What is the sign of linear charge density?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Easy PhysicsIn a uniform surface distribution, surface density is negative and area is positive. What is the sign of total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Easy PhysicsIf the total charge of a distribution is positive, must every small element be positive?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium PhysicsIf the total charge of a volume distribution is zero, is the electric field necessarily zero everywhere?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Hard PhysicsHalf of a surface has positive surface density and the other half has negative surface density of equal magnitude. What is the total charge?Class 12Electric Charges and FieldsContinuous Charge DistributionLevel 5Medium