Home
Class 12
PHYSICS
Two capacitors, each of capacitance C, a...

Two capacitors, each of capacitance C, are at potentials `V_1" and "V_2`, respectively. Their negative plates are initially connected, Now , when the positive plates are also connected, find out the loss of energy of the system.

A

160 J

B

Zero

C

5 J

D

1.25 J

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 47

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 49

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

Two identical capacitors, have the same capacitance C. One of them is charged to potential V_1 and the other V_2 . The negative ends of the capacitors are connected together. When the poistive ends are also connected, the decrease in energy of the combined system is

Two capacitors of capacitance 10 muF and 20 muF are charged to potential 20 V and 10 V respectively. If they are connected to share charges, then loss of energy is

Two capacitors of capacitances 3 muF and 6 muF , are charged to potentials 2V and 5V respectively. These two charged capacitors are connected in series. Find the potential across each of the two capacitors now.

Two capacitors of capacitances 3 mu F & 6 mu F are charged to potential of 2V and 5V respectively.These two charged capacitors are connected in series.Find the potential across C_(1)

Two capacitors with capacities C_(1) and C_(2) ,are charged to potentials V_(1) and V_(2) respectively.When they are connected in parallel,the ratio of their respective charges is ....?

Two capacitors of capacitance 2muF and 5muF are charged to a potential difference 100V and 50 V respectively and connected such that the positive plate of one capacitor is connected to the negative plate of the other capacitor after the switch is closed, the initial current in the circuit is 50 mA. the total resistance of the connecting wires is (in Ohm):

Two idential capacitors are joined in parallel, charged to a potential V and then separated and then connected in series i.e. the positive plate of one is connected to negative of the other

A capacitor of capacitance 5 muF is charged to a potential difference of 10 volts and another capacitor of capacitance 9 muF is charged to a potential difference of 8 volts. Now these two capacitors are connected in such a manner that the positive plate of one is connected to the positive plate of other. Calculate the common potential difference across the two capacitors.

NTA MOCK TESTS-NTA NEET SET 48-PHYSICS
  1. A long solenoid of radius R carries a time dependent current I = I(0) ...

    Text Solution

    |

  2. An oil drop carrying a charge q has a mass m kg. it is falling freely ...

    Text Solution

    |

  3. Two capacitors, each of capacitance C, are at potentials V1" and "V2, ...

    Text Solution

    |

  4. If the radius of the earth were to shrink by 1% its mass remaining the...

    Text Solution

    |

  5. If a person can jump on the earth surface upto a height 2 m . His jump...

    Text Solution

    |

  6. Temperature difference of 120^(@)C is maintained between two ends of a...

    Text Solution

    |

  7. The temperature of equal masses of three different liquids A,B and C a...

    Text Solution

    |

  8. A monoatomic ideal gas, initially at temperature T1, is enclosed in a ...

    Text Solution

    |

  9. In a given process on an ideal gas, dW=0 and dQlt0. Then for the gas

    Text Solution

    |

  10. A solenoid of 1.5 metre length and 4.0 cm diameter possesses 10 turn p...

    Text Solution

    |

  11. A charged particle of mass m and charge q is projected into a uniform ...

    Text Solution

    |

  12. A projectile is thrown with a velocity of 18 m/s at an angle of 60^@ ...

    Text Solution

    |

  13. A bomber plane moves horizontally with a speed of 600 m//s and a bomb ...

    Text Solution

    |

  14. The linear momentum of a particle varies with time t as p= a +bt + ct^...

    Text Solution

    |

  15. Consider a car moving on a straight road with a speed of 100m//s. The ...

    Text Solution

    |

  16. Radio carbon dating is done by estimating in the specimen:

    Text Solution

    |

  17. In which of the following decays the element does not change?

    Text Solution

    |

  18. The x-t graph of a particle undergoing simple harmonic motion is shown...

    Text Solution

    |

  19. A particle moves according to the law x = acos(pi)/(2) The distance co...

    Text Solution

    |

  20. If the de-Broglie wavelength of a proton is 10^(-13) m, the electric p...

    Text Solution

    |