Home
Class 11
PHYSICS
As shown in the figure, the key K is clo...

As shown in the figure, the key K is closed, the direction of the induced current in the coil B will be -

A

clockwise and instantaneous

B

anti-clockwise and instantaneous

C

clockwise and continuous

D

anti-clockwise and continuous

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY AND VISCOCITY

    RESONANCE|Exercise Advanced Level Problems|9 Videos
  • ELECTROSTATICS

    RESONANCE|Exercise Exercise|52 Videos

Similar Questions

Explore conceptually related problems

A constant current of 3.0 A flows counterclockwise in the circular coil in the following figure. What is the direction of the induced current in the coil on the right?

The current flows from A to B as shown in the figure The direction of the induced current in the loop is :

The North pole of a magnet is falling on a metallic ring as shown in the figure. The direction of induced current, if looked from upside in the ring will be

As shown in the figure when the key is pressed,rate of change of current in the circuit is 200A/sec . current in the circuit a this situation is

Two co-axial solenoids shown in figure. If key of primary suddenly opened then direction of instantaneous induced current in resistance 'R' which connected in secondary :-

As shown in the figure when the key is pressed,rate of change of current in the circuit is 200 A/sec. current in the circuit a this situation is

A circular loop is placed near a current carrying conductor as shown in figure. Find the direction of induced current, if the current, in the wire is decreasing.

Three idential coils A,B and C carrying currents are placed coaxially with their planes parallel to one another. A and C carry current as shown in figure B is kept fixed while A and C both are moved towards B with the same speed. Initially, B is equally separated from A and C . The direction of the induced current in the coil B is

A current carrying straight wire passes inside a triangular coil as shown in figure. The current in the wire is perpendicular to paper inwards. Find the direction of the induced current in the loop, if current in the wire is increased.

RESONANCE-ELECTROMAGNETIC INDUCTION-Exercise
  1. As shown in the figure, the key K is closed, the direction of the indu...

    Text Solution

    |

  2. A copper ring is tied to a string and suspended vertically. On bringin...

    Text Solution

    |

  3. The graph between the current and the time for an inductance coil is s...

    Text Solution

    |

  4. A metallic rod completes its circuit as shown in the figure. The circu...

    Text Solution

    |

  5. A small square loop of wire of side l is placed inside a large square ...

    Text Solution

    |

  6. A metallic square loop ABCD is moving in its own plane with velocity v...

    Text Solution

    |

  7. P and Q are two circular thin coils of same radius and subjected to th...

    Text Solution

    |

  8. Three identical circular coils A, B and C are placed coaxial (with pla...

    Text Solution

    |

  9. Two plane circular coils P and Q have radii r(1) and r(2), respectivel...

    Text Solution

    |

  10. A conducting rod PQ of length l = 2m is moving at a speed of 2m s^(-1)...

    Text Solution

    |

  11. The horizontal component of earth's magnetic field is 3xx10^(-5) Wb//m...

    Text Solution

    |

  12. The north pole of a magnet is brought near a coil. The induced current...

    Text Solution

    |

  13. The unit of mutual inductance is-

    Text Solution

    |

  14. In a step-down transformer input voltage is 200 volts and output volta...

    Text Solution

    |

  15. Lenz's law is consequence of the law of conservation of

    Text Solution

    |

  16. On passing a current of 2A in a coil inductance 5H, the energy stored ...

    Text Solution

    |

  17. A metal rod of length L is placed normal to a magnetic field and rotat...

    Text Solution

    |

  18. The spokes of a wheel are made of metal and their lengths are of one m...

    Text Solution

    |

  19. When the primary current in the spark-coil of a car changes from 4A to...

    Text Solution

    |

  20. The self-inductance of a coil is 2H. The current in the coil changes f...

    Text Solution

    |