Electrostatic Potential and Capacitance questions
621 published questions with worked solutions.
- Two copper spheres A and B of same radii, one hollow and the other solid are charged to the same potential. Which of the two will...
- The capacity of parallel plate condenser is 5 . When a glass plate is placed between the plates of the condenser, its potential...
- A 4 capacitor is charged to 400 V. If its plates are joined through a resistance of 2 k , then heat produced in the resistance is
- The capacity of a parallel plate condenser increases four times if the air between the plates is replaced by glass. The...
- A condenser is connected across another charged condenser The energy in two condensers will be
- If a positively charged body is connected to earth, its potential becomes:
- A parallel plate condenser has a capacitance C. If the distance between the plates is doubled, the new capacity will be :
- The Ohmic resistance of a condenser for DC current is :
- A dielectric is introduced between the elements of the condenser kept at constant potential difference. Then the charge on the...
- The potential difference in volt between the plates of 20 capacitor whose charge is 10 mC is :
- The capacity of a parallel plate air condenser is 5 When a glass plate is placed between the plates of the condenser its...
- When one electron is taken towards the other electron, then the electrostatic energy of the system
- If the p. d. across a capacitor is increased from 10 V to 30 V, then the energy stored with the capacitor
- A parallel plate air condenser of capacity 10 is charged to a potential of 1000 V. The energy of the condenser is
- A 100 microfarad capacitor is to have an energy content of 50 J in order to operate a flash lamp. The voltage required to charge...
- A capacitor of capacitance C has charge Q and stored energy is W. If the charge is increased to 3Q, the stored energy will be
- A capacitor of 4 charged to 50 V is connected to another capacitor of 2 , charged to 100 V. The total energy of the combination is
- A conductor of capacity 10 is at a potential of 10 V. If the potential increases by 1 V, the increase in energy
- When a capacitor having a capacitance 8 10^ -6 F and potential difference of 100 volt is discharged the energy released in joules...
- A 4 capacitor is charged' to 400 V. If its plates are joined through a resistance, then heat produced in the resistance will be
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