Electric Charges and Fields questions
340 published questions with worked solutions.
- The charge deposited per unit area of the surface is called
- An isolated conducting sphere of radius 0.1 m placed in vacuum carries a positive charge of 0.1 . Find the electric intensity at...
- A charge of 5 10^ -10 C is given to a metal cylinder of length 10 cm, placed in air. The electric intensity due to the cylinder...
- A metal cylinder of length 2 km is charged with 2 10^ -2 C. The linear charge density of the cylinder is
- A circular metal plate of radius 10 cm is given a charge of 20 on its surface. The charge density of the plate is
- The surface density of charge on the earth's surface is 2.65 10^ -9 C/m^2 . If the radius of the earth is 6400 km then the charge...
- The charge deposited per unit area of the surface is called:
- The maximum electric flux can passed through the surface when electric intensity would be inclined to the surface by an angle of:
- A long cylindrical conductor of diameter 1 cm situated in air carries a charge of 10 /m. The electric intensity at a distance of...
- If charge q is induced on outer surface of sphere of radius R, then intensity at a point P at a distance S from its centre is
- The surface density of charge on the surface of a charged conductor in air is 0.885 C/m^2 . If _0 = 8.85 10^ -12 C^2/N ,m^2 ,...
- The electric field required to keep a water drop of mass m just to remain suspended when charged with one electron is :
- Two charges are placed at a distance, if glass slab is placed between them then the force between them will :
- Initially sphere A has charge of -50 & sphere B has charge +20 . The sphere A has twice the radius of sphere B. If the sphere...
- In uniform electric field the lines of force are:
- The number of lines of force starting from a point charge of 10 in vacuum are
- Which of the following statement is not correct in case of lines of force?
- The electric charges are distributed in a small volume. The flux of the electric field through a spherical surface of radius 10...
- A solid cylindrical insulator of uniform density having length 4 and radius 2 contains charge Q. Find the value of the electric...
- A spherical distribution of charge density = _0 [1-r^2/9 ] exists in the region 0 r 2. The dielectric constant of the medium is...
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration