Electrostatic Potential and Capacitance questions
621 published questions with worked solutions.
- When a dielectric is inserted in the space between parallel plates of a charged capacitor, then
- Induced surface density of a medium with dielectric is represented as
- When dielectric is inserted in the space between plates of a capacitor, then
- Which of the following will not change if dielectric slab is introduced in a charged condenser?
- A parallel plate condenser has a capacitance 50 in air and 110 when immersed in an oil. The dielectric constant 'k' of the oil is
- If E is the electric field intensity of an electrostatic field, then the electrostatic energy density is proportional to
- A piece of cloud is having area 25 10^ 6 m^2 and electric potential of 10^ 5 volts. If the height of cloud is 0.75 km, the energy...
- The energy per unit volume of a dielectric medium is proportional to square of
- Electrical intensity and energy density at a point in an electric field are E and u respectively. If the intensity E is reduced...
- Magnitude of work done during the charging of a condenser from q = 0 to q = Q is
- A capacitor carries a charge of 6 at a potential 500 V. The electrostatic energy stored in it is
- When a capacitor having a capacitance 8 10^ -6 F and potential difference of 100 volt is discharged, the energy released in...
- In a charged capacitor, the energy resides
- The work done in placing a charge of 8 10^ -18 coulomb on a condenser of capacity 100 micro-farad is
- During the process of charging a capacitor, some work is done which is stored in the form of
- A parallel plate air condenser of capacity 10 is charged to a potential of 1000 V. The energy of the condenser is
- Two identical capacitors have the same capacitance C. One of them is charged to potential V_1 and the other to V_2. The negative...
- A 4 capacitor is charged to 400 V. If its plates are joined through a resistance, then heat produced in the resistance will be
- A 12 pF capacitor is connected to a 50 V battery. How much electrostatic energy is stored in the capacitor?
- Two capacitors of capacities 1 and 4 are connected in series with battery of 200 V. The voltage across them are in the ratio of
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