Home
Class 12
PHYSICS
What should be the capacitance of a cap...

What should be the capacitance of a capacitor capable of storing one joule of energy when used with a 100 V dc supply?

Text Solution

Verified by Experts

`2xx10^(-4) F`
Promotional Banner

Topper's Solved these Questions

  • CAPACITANCE AND CAPACITOR

    CHHAYA PUBLICATION|Exercise PROBLEM SET - II|29 Videos

  • CAPACITANCE AND CAPACITOR

    CHHAYA PUBLICATION|Exercise HOTS NUMERICAL PROBLEMS|19 Videos

  • CAPACITANCE AND CAPACITOR

    CHHAYA PUBLICATION|Exercise SHORT ANSWER TYPE QUESTIONS- II|15 Videos

  • ATOMIC NUCLEUS

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|14 Videos

  • COMMUNICATION STSTEM

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|28 Videos

Similar Questions

Explore conceptually related problems

In a parallel plate capaacitor with air between the plates, each plate has an area of 6xx10^(-3) m^2 and the distance between the plates is 3mm. Calculate the capacitance of the capacitor. If this capacitor is connected to a 100V supply, what is the charge on each plate of the capacitor?

What is understood by capacitance of a capacitor? A 900pF capacitor is charged to 100V by a battery. How much energy is stored in the capacitor?

A capacitor of capacitance 6 mu F is charged to a potential equal to 150 V. Its potential falls to 90 V, when another capacitor is connected to it. Find the capcitance of the second capacitor and the amount of energy lost due to the connection.

After charging a capacitor, the battery is disconnected. What would be the nature of change of its capacitance, potential difference between the plates, and energy stored if the distance between the two plates decreases.

After charging a capacitor, the battery is disconnected. What would be the nature of change of its capacitance, potential difference between the plates, and energy stored if the two plates are connected by a conducting wire?

What is understood by capacitance of a capicitor? A 900 pF capacitor is charged to 100 V by a battery. How much energy is stored in the capacitor?

A parallel plate capacitor of capacitance C is charged to a potential V. It is then connected to another uncharged capacitor having the same capacitance. Find out the ratio of the energy stored in the combined system to that stored initially in the single capacitor.

CHHAYA PUBLICATION-CAPACITANCE AND CAPACITOR-PROBLEM SET - I
  1. Two parallel air capacitors have their plate areas 100 cm^2" and "500 ...

    Text Solution

    |

  2. Two dielectric slabs of dielectric constants k1" and "k2 fill up the s...

    Text Solution

    |

  3. Compare the equivalent capacitances of two capacitors of capacitances ...

    Text Solution

    |

  4. Find out the equivalent capacitance between P and Q for the connection...

    Text Solution

    |

  5. Two capacitors of capacitances 0.5 mu F and 0.75 mu F are connected i...

    Text Solution

    |

  6. An adequate number of circular metal plates of diameter 0.2 m and a ...

    Text Solution

    |

  7. The capacitances of three capacitors are in the ratio of 1 : 2 : 3. Th...

    Text Solution

    |

  8. Three capacitors, each of 3 mu F, are connected in series, This combin...

    Text Solution

    |

  9. Find out the energy stored in the combination of capacitors shown in F...

    Text Solution

    |

  10. The area of a parallel plate capacitor is 1 m^2 and the separation bet...

    Text Solution

    |

  11. The radius of a sphere is 1 m and its potential is 30 V. What is its ...

    Text Solution

    |

  12. Net capacitance of three identical capacitors in series is 2 mu F. W...

    Text Solution

    |

  13. Net capacitance of three identical capacitors in series is 2 mu F. F...

    Text Solution

    |

  14. Keeping the voltage of the charging source constant, what would be the...

    Text Solution

    |

  15. If the distance between the plates of an isolated parallel plate 200 m...

    Text Solution

    |

  16. Three identical capacitors C1,C2 and C3, of capacitance 6 mu F each ...

    Text Solution

    |

  17. Three identical capacitors C1,C2 and C3, of capacitance 6 mu F each ...

    Text Solution

    |

  18. Fig. 4.81 shows a network of five capacitors connected to a 100 V supp...

    Text Solution

    |

  19. A capacitor is charged through a potential difference of 200 V, when a...

    Text Solution

    |

  20. What should be the capacitance of a capacitor capable of storing one ...

    Text Solution

    |