Home
Class 12
PHYSICS
For the given electromagnetically couple...

For the given electromagnetically coupled circuits: (S is initially in closed state)

A

When switch S is opend, current in R' flows from a to b.

B

When switch S is opend, current in R' flows from b to a.

C

When coil B is brought closer to coil A (with S closed) current in R' flows from b to a

D

When R is decreased (with S closed ) then current in R' flows from b to a.

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS ENGLISH|Exercise Linked Comprehension|84 Videos

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS ENGLISH|Exercise Integer|12 Videos

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS ENGLISH|Exercise Integer|12 Videos

  • MISCELLANEOUS VOLUME 3

    CENGAGE PHYSICS ENGLISH|Exercise True and False|3 Videos

  • NUCLEAR PHYSICS

    CENGAGE PHYSICS ENGLISH|Exercise ddp.5.5|14 Videos

Similar Questions

Explore conceptually related problems

In the circuit shown, battery, ammeter , and voltmeter are ideal and the switch S is initially closed as shown. When switch S is opened

In the given circuit, all the capacitors are initially uncharged and cells are ideal. The switch S_(1) closed for a long time. And then the switch S_2 is also closed. The heat developed due to closing of switch S_2 is k c epsilon^2 ?. The value of .k. is

In the circuit diagram shown in figure, initially switch S is opened and the circuit is in steady state. At time t=0, the switch S is closed and the new steady state is reached after some time. Choose the correct option(s)

In given LR circuit the switch S is closed at time t=0 then

The following two questions refer to the circuit shown. Assume that the capacitors are initially uncharged. At time t = 0, the switch S in the circuit is closed. At that instant, what is the equivalent resistance of the circuit?

Find time constant of the circuit when (a) S is closed . (b) S is open.

An inductor and two capacitors are connected in the circuit as show in Fig Initially capacitor A has no charge and capacitor B has CV charge. Assume that the circuit has no resistance at all. At t = 0 , switch S is closed, then [given LC = (2)/(pi^(2) xx 10^(4)) S^(2) and Cv = 100 mC]

There is a circuit diagram in which capacitors, resistors & battery are given. Then choose the correct option (s) (Assume initially all the capacitors are unchanrged)

The capacitor C_1 in the flgure shown initially carries a charge q_0 . When the switches S_1 and S_2 are closed,capacitor C_1 is connected in series to a resistor R and a second capacitor C_2 which is initially uncharged. the total heat dissipated in the circuit during the discharging process of C_1 is

In the given circuit, in steady state we may say: (capacitors are initially unchanged)

CENGAGE PHYSICS ENGLISH-MISCELLANEOUS VOLUME 5-Multiple Correct
  1. A plane rectangular loop is placed in a magnetic field. The emf induce...

    Text Solution

    |

  2. Figure shows cross section of two large parallel metal sheets carrying...

    Text Solution

    |

  3. For the given electromagnetically coupled circuits: (S is initially in...

    Text Solution

    |

  4. In the circuit, a battery of emf E, a resistance R and inductance coil...

    Text Solution

    |

  5. When current (I) in R-L series circuit becomes constant, where L is a ...

    Text Solution

    |

  6. A charged particle enters into a space and continues to move undeflect...

    Text Solution

    |

  7. A variable voltage V = 2t is applied across an inductor of inductance ...

    Text Solution

    |

  8. There are two coils A and B as shown in Fig.

    Text Solution

    |

  9. The current in a certain circuit varies with time as shown in figure. ...

    Text Solution

    |

  10. For the circuit shown in Fig. the emf of the generator is E. The curre...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  17. A constant force F is being applied on a rod of length t kept at rest ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |