Home
Class 12
PHYSICS
The switches in figure and are closed a...

The switches in figure and are closed at `=0` and reopended after al long time at `t = t_0`.

A

the charge on C just after t =0 is EC

B

the charge on C long after t=0 is EC

C

the current in L just before `t =t_(0) is E//R`

D

the current in L long after `t =t_(0) is E//R`

Text Solution

Verified by Experts

The correct Answer is:
B, C
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS|Exercise Linked Comprehension|84 Videos

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS|Exercise Integer|12 Videos

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS|Exercise Integer|12 Videos

  • MISCELLANEOUS VOLUME 3

    CENGAGE PHYSICS|Exercise True and False|3 Videos

  • Moving charges and magnetism

    CENGAGE PHYSICS|Exercise Question Bank|20 Videos

Similar Questions

Explore conceptually related problems

The switch shown in figure is closed at t=0 find the charge throuh battery till time t=(L)/(R)

The switch S in the circuit diagram is closed at t = 0. The charge on capacitors at any time is

The switch S shown in figure is kept closed for a long time and then opened at t = 0, then the current in the middle 20 Omega resistor at t = 0.25 ms is :

The switch shown n the figure is closed at t=0 . The charge on the capacitor as a function of time is given by

The switch S shown in figure is kept closed for a long time and is then opened at t=0 .Find the current in the middle 10(Omega) resistor at t=1.0ms .

The switch in figure is closed at time t = 0 . Find the current in the inductor and the current through the switch as functions of time thereafter.

The switch is closed for a long time and then opened at time t = 0. Find the initial voltage across L after t = 0, which end is at higher potential P or Q?

CENGAGE PHYSICS-MISCELLANEOUS VOLUME 5-Multiple Correct
  1. For the circuit shown in Fig. the emf of the generator is E. The curre...

    Text Solution

    |

  2. A semicircle conducting ring of radius R is placed in the xy plane, as...

    Text Solution

    |

  3. A bar magnet is moved along the axis of a copper ring placed far away ...

    Text Solution

    |

  4. Two long parallel wires, AB and CD, carry equal currents in opposite d...

    Text Solution

    |

  5. L is a circular loop (in y-z plane) carrying an anticlockwise current....

    Text Solution

    |

  6. A straight wire carrying current is parallel to the y-axis as shown in...

    Text Solution

    |

  7. A square conducting loop is placed in the neighbourhood of a coplaner ...

    Text Solution

    |

  8. A conducting rod of length is moved at constant velocity v(0) on two p...

    Text Solution

    |

  9. A rectangular coil 20 cm xx 10 cm having 500 turns rotates in a magnet...

    Text Solution

    |

  10. Uniform magnetic field B =5 T is acting in the region of length L=5 m ...

    Text Solution

    |

  11. In the figure shown R = 100 Omega L = (2)/(pi) H and C = (8)/(pi) mu F...

    Text Solution

    |

  12. In a region there exists a magnetic field B(0) along positive x-axis. ...

    Text Solution

    |

  13. An LR circuit with a battery is connected at t=0. Which of the follow...

    Text Solution

    |

  14. The switches in figure and are closed at =0 and reopended after al ...

    Text Solution

    |

  15. L,C and R represent the physical quantities inductance, capacitance an...

    Text Solution

    |

  16. For the circuit shown in Fig. Which of the following statements are co...

    Text Solution

    |

  17. Two straight conducting rails form a right angle where their ends are ...

    Text Solution

    |

  18. The current growth in two L-R circuits (b) and (c) is as shown in Fig....

    Text Solution

    |

  19. ABC is an equilateral triangular frame of mass m and side r. It is at ...

    Text Solution

    |

  20. An external magnetic field is decreased to zero, due to which a curren...

    Text Solution

    |