Home
Class 12
PHYSICS
A capacitor of capacitance C is fully ch...

A capacitor of capacitance C is fully charged by a 200 V battery. It is then discharged through a small coil of resistance wire embedded in a thermally insulated block of specific heat `2.5xx10^(2)Jkg^(-1)K^(-1)` and of mass 0.1 kg. if the temperature of the block rises by 0.4 K, what is the value of C?

A

500 F

B

500 `mu`F

C

50 F

D

50 `mu`F

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - C|53 Videos
  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D|13 Videos
  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - A|47 Videos
  • ELECTROMAGNETIC WAVES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D Assertion-Reason Type Questions|25 Videos
  • GRAVITATION

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D (ASSERTION-REASON TYPE QUESTIONS)|16 Videos

Similar Questions

Explore conceptually related problems

A fully charged capacitor has a capacitance 'C'. It is discharged through a small coil of resistance wire embedded in a thermally insulated block of specific heat capacity 's' and mass 'm'. If the temperature of the block is raised by 'DeltaT', the potential difference 'V' across the capacitance is

A capacitor of capacitance C, charged to a potential difference V, is discharged through a series combination of two resistors R_(1) and R_(2) . Find the heat generated in resistor R_(1) during discharging.

A capacitor of capacitance C is connected to a 6.0V battery through a resistance of 5Omega .The potential difference between the plates rises from zero to 3.0V in 6.9 mu S .The value of C

A copper block of mass 500 gm and specific heat 0.1 cal//gm^@C heated from 30^@ C to 290^@ C , the thermal capacity of the block is

A capacitor of capacitance 3 mu F is first charged by connecting it across a 10 V battery by closing key K_(1) , then it is allowed to get discharged through 2 Omega and 4 Omega resistors by opening K_(1) and closing the key K_(2) . The total energy dissipated in the 2 Omega resistor is equal to

A capacitor of capacitance C=1 muF is suddenly connected to a battery of 100 volt through a resistance R =100Omega . The time taken for the capacitor to be charged to get 50 V is : [Take ln 2 = 0.69]

200 kg of water is heated from 20^(@)C to 100^(@)C . If specifice heat of water is 4.2xx10^(3)Jkg^(-1)0C^(-1) , calculate the increase in the mass of water.

AAKASH INSTITUTE-ELECTROSTATIC POTENTIAL AND CAPACITANCE -ASSIGNMENT SECTION - B
  1. In a certain region of space, variation of potential with distance fro...

    Text Solution

    |

  2. Four charges +q, -1, +q and -q are placed in order on the four consecu...

    Text Solution

    |

  3. A charge particle 'q' is shot towards another charged particle 'Q' whi...

    Text Solution

    |

  4. Three charges are placed along x-axis at x = - a x = 0 and x = a as sh...

    Text Solution

    |

  5. Find the charge on capacitor C(3) Given, then C(1) = C(2) and C(3) =...

    Text Solution

    |

  6. If initial charge on all the capacitors were zero , work done by the b...

    Text Solution

    |

  7. While working on a physics project at school physics, lab, you require...

    Text Solution

    |

  8. A parallel plate capacitor with air between the plates has a capacit...

    Text Solution

    |

  9. A capacitor of capacitance C is fully charged by a 200 V battery. It i...

    Text Solution

    |

  10. An infinite number of electric charges each equal to 5 nano coulombs a...

    Text Solution

    |

  11. A pellet carrying a charge of 0.5 coulomb is accelerated through a pot...

    Text Solution

    |

  12. A cylindrical capacitor has has two co-axial cylinders of length 20 cm...

    Text Solution

    |

  13. A charge q is distributed uniformly on the surface of a sold sphere of...

    Text Solution

    |

  14. There is an electric field E in x-direction. If the work done on movin...

    Text Solution

    |

  15. In a region of space , suppose there exists a uniform electric field v...

    Text Solution

    |

  16. ABC is a right anlged triangle situated in a uiform electric field vec...

    Text Solution

    |

  17. A hollow spherical conductor of radius r potential of 100 V at its out...

    Text Solution

    |

  18. A spherical conductor having charge q and radius r is placed at the ce...

    Text Solution

    |

  19. The work which is required to be done to make an arrangement of four p...

    Text Solution

    |

  20. The net capacitance of system of capacitance as shown in the figure be...

    Text Solution

    |