Home
Class 12
PHYSICS
Three plates A, B, C each of area 50 cm^...

Three plates `A, B, C` each of area `50 cm^(2)` have separation `3 mm` between `A` and `B mm` between `B` and `C`. The energy stored when the plates area fully charged is

A

`1.6xx10^(-9)J`

B

`2.1xx10^(-9)J`

C

`5xx10^(-9)J`

D

`7xx10^(-9)J`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CAPACITANCE

    PHYSICS GALAXY - ASHISH ARORA|Exercise ADVANCE MCQS|26 Videos
  • CAPACITANCE

    PHYSICS GALAXY - ASHISH ARORA|Exercise UNSOLVED NUMERICAL PROBLEMS|40 Videos
  • CAPACITANCE

    PHYSICS GALAXY - ASHISH ARORA|Exercise CONCEPTUAL MCQA|32 Videos
  • ATOMIC PHYSICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems|39 Videos
  • CURRENT ELECTRICITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise All Questions|389 Videos

Similar Questions

Explore conceptually related problems

Consider the arrangement of three plates X,Y and Z each of the area A and separatioin d . The energy sotred when the plates are fully charged is

A parallel plate capacitor of area 100 cm^(2) and plate separation 8.85 mm is charged to a potential difference of 100 V when air is used between the plates. The capacitor is now isolated and air is replaced by glass (epsi_(r) - 5) , then:

Three plates A,B and C each of area 0.1m^(2) are separated by 0.885 mm from each other as shown in the figure. A 10 V battery is used to charge the system. The enegry stored in the system is

A parellel - plate capacitor having plate area 20cm^2 and seperation between the plates 1.00 mm is connected to a bettery of 12.0V . The plates are pulled apart to incrase the separation to 2.0mm . (a ) calculate the charge flown through the circuit during the process . (b ) How much energy is absorbed by the bettery during the process ? (c ) calculate the stored energy in the electric field before and after the process . (d ) Using the expression for the force between the plates , find the work done by the person polling the plates apart . (e ) Show and justify that no heat is producted during this transfer of charge as the separation is increased.

A parallel plate capacitor having plate area A and separation between the plates d is charged to potential V .The energy stored in capacitor is ....???

Derive an expression for energy stored in a parallel plate capacitor fo capacitane C with air as medium between the plates having charges Q and -Q . Show that this energy can be expressed in terms of electric field as (1)/(2) in_(0) E^(2) Ad, where A is area of each plate and d is the separation between the plates. How will the energy stored in a fully charged capacitor chanege when the separation between the plates is doubled and the dielectric medium of constant 4 is introduced between the plates ?

A parallel plate capacitor is constructed with plates of area 0.0280 m^(2) and separation 0.550 mm . Find the magnitude of the charge on each plate of this capacitor when the potential between the plates is 20.1 V

In a circular parallel plate capacitor radius of each plate is 5 cm and they are separated by a distance of 2 mm. Calculate the capacitance and the energy stored, when it is charged by connecting the battery of 200 V.

A parallel plate capacitor of area 50cm^(2) and plate separation 3.0 mm is charged initially to 80 mu C . Due to radio-active source nearby , the medium between the plates gets slightly conducting and the plate loses charge the rate of 1.5 xx 10^(-8) "Cs"^(-1) . what is the magnitude and direction of displacement current ? What is the magnetic field between the plates

PHYSICS GALAXY - ASHISH ARORA-CAPACITANCE-NUMERICAL MCQS
  1. The capacities and connection of five capacitors are shown in the adjo...

    Text Solution

    |

  2. In the circuit shown here C(1) = 6muF, C2 = 3muF and battery B = 20V. ...

    Text Solution

    |

  3. Three plates A, B, C each of area 50 cm^(2) have separation 3 mm betwe...

    Text Solution

    |

  4. A fully charged capacitor has a capacitance 'C'. It is discharged thro...

    Text Solution

    |

  5. A parallel plate capacitor with air between the plates has capacitance...

    Text Solution

    |

  6. Six plates each of area A arranged as shown· in figure. The separation...

    Text Solution

    |

  7. Six capacitors each of capacitance of 2muF are connected as shown in t...

    Text Solution

    |

  8. What is equivalent capacitance of ladder circuit shown in figure betwe...

    Text Solution

    |

  9. Find the equivalent capacitance between terminals A and B in the circu...

    Text Solution

    |

  10. Circuit in figure shows three capacitors with capacitance and their br...

    Text Solution

    |

  11. A 2muF capacitor is charged as shown in the figure. The percentage of ...

    Text Solution

    |

  12. For the circuit shown in figure, which of the below options given is/a...

    Text Solution

    |

  13. In the circuit shown, a potential difference of 60V is applied acrodd....

    Text Solution

    |

  14. Four identical capacitors are connected in series with a 10 V battery...

    Text Solution

    |

  15. Find the equivalent capacitance across A and B for the arrangement sho...

    Text Solution

    |

  16. The equivalent capacitance between X and Y is

    Text Solution

    |

  17. Four capacitors are connected as shown in figuere to a 30 V battery. T...

    Text Solution

    |

  18. The distance between the plates of a charged plate capacitor disconnec...

    Text Solution

    |

  19. Five identical capacitor plates are arranged such that they make four ...

    Text Solution

    |

  20. given that potential differene across 1muF capacitor is 10V. Then,

    Text Solution

    |