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Class 12 · Physics · Medium
→In a uniform surface distribution total charge is one hundred eight coulomb and area is nine square metre. If charge becomes half and area becomes three times what is the new surface density?
Class 12 · Physics · Hard
→What is the deepest meaning of integration in continuous charge distribution?
Class 12 · Physics · Hard
→Which sequence is most suitable to start a correct solution in continuous charge distribution?
Class 12 · Physics · Hard
→In a hard problem what is the most important check before applying symmetry?
Class 12 · Physics · Medium
→If a charge distribution is specified per metre, how is the charge of a small element obtained?
Class 12 · Physics · Medium
→If a charge distribution is specified per cubic metre, how is the charge of a small element obtained?
Class 12 · Physics · Medium
→If a charge distribution is specified per square metre, which measure should multiply the density to obtain the charge of a small element?
Class 12 · Physics · Medium
→At the centre of a uniformly charged ring, the electric potential may be nonzero because potential is what type of quantity?
Class 12 · Physics · Medium
→At the centre of a uniformly charged ring, each small element produces a nonzero field, yet the total electric field is zero. Why?
Class 12 · Physics · Medium
→If electric-field contributions from small elements of a continuous distribution point in the same direction, which statement is correct?
Class 12 · Physics · Medium
→If electric-field contributions from small elements of a continuous distribution have equal magnitudes but opposite directions, what is their total contribution?
Class 12 · Physics · Easy
→A wire has total charge −60 C and length 12 m. What is its uniform linear charge density?
Class 12 · Physics · Easy
→In a uniform surface charge distribution, the surface charge density is −7 C/m² and the area is 2 m². What is the total charge?
Class 12 · Physics · Easy
→If the volume charge density is −6 C/m³ and the volume is 4 m³, what is the total charge?
Class 12 · Physics · Easy
→If linear charge density is zero in a uniform linear distribution and the length is non-zero, what is the total charge?
Class 12 · Physics · Easy
→On a uniform surface, the total charge is zero and the area is non-zero. What conclusion follows about the surface charge density?
Class 12 · Physics · Hard
→If volume charge density depends on distance from the centre, what is the main point while finding the total charge?
Class 12 · Physics · Medium
→If surface charge density is higher only near the edges, why is the distribution not called uniform?
Class 12 · Physics · Hard
→If linear charge density first increases and then decreases with distance, what is the most suitable idea for finding the total charge?
Class 12 · Physics · Medium
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