The capacity of a parallel plate air capacitor is `10muF` and it is given a charge of `40muC`. The electrical energy stored in the capacitor is

Question

The capacity of a parallel plate air capacitor is `10muF` and it is given a charge of `40muC`. The electrical energy stored in the capacitor is

The capacity of a parallel plate air capacitor is `10muF` and it is given a charge of `40muC`. The electrical energy stored in the capacitor is
A. 400 erg
B. 600 erg
C. 800 erg
D. 900 erg

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Related Questions

A capacitor of capacity `10muF` is subjected to charge by a battery of 10 V. Calculate the energy stored in the capacitor.

2 Answers 4 Views

A parallel plate capacitor of plate are A and plate separation d is charged by a battery of voltage V. The battery is then disconnected. The work need

2 Answers 5 Views

The charge and energy stored in the capacitor of capacity `32muF`, when it is charged to a potential difference of 0.6 kV are respectively

2 Answers 4 Views

A parallel plate capacitor with air between the plates has a capacitance `2muF`. The capacity of the condenser when the distance between the plates is

2 Answers 5 Views

A parallel plate capacitor has a capacity c. If a medium of dielectric constant K is introduced between plates, the capacity of capacitor becomes

2 Answers 4 Views

A capacitor of `20muF` is given a potential difference of 500 V and a `10muF` capacitor is charged through a potential difference of 200 V. What is th

2 Answers 4 Views

Two capacitor each of capacity `4muF` are connected in series and third capacitor of capacity `4muF` is connected in parallel with the combination. Th

2 Answers 5 Views

If A is the area of each plate, charge on it is q and potential difference is V then the distance between the parallel plate capacitor is

2 Answers 4 Views

A parallel plate capacitor with plate area A and plate separation d, is charged by a constant current I. Consider a plane surface of area `A//2` paral

2 Answers 5 Views

A parallel plate capacitor having plate area `0.5 m^(2)` and plate separation of 5 mm is complete filled with a dielectric of dielectric constant 10.

2 Answers 4 Views

Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`E=Q^(2)/(2C)=((40xx10^(-6))^(2))/(2xx10xx10^(-6))`
`=80xx10^(-6)J`
= 800 erg.

5 views Answered 2023-02-05 15:29