Home
Class 12
PHYSICS
Two conducting coils are kept parallel t...

Two conducting coils are kept parallel to each other so that they have a common axis as shown in the figure. Now a bar magnet moves with velocity `vecv` towards coil (2) as shown in figure, then _____

A

the north pole is induced on the face of coil (1) towards the magnet.

B

the south pole is induced on the face of coil (1) towards the magnet.

C

the south pole is induced on the face of coil (2) towards the magnet.

D

the north pole is induced on the face of coil (2) towards the magnet.

Text Solution

Verified by Experts

The correct Answer is:
B
According to Lenz.s law
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    KUMAR PRAKASHAN|Exercise Section D MCQs (MCQs asked in Competitive Exams )|38 Videos

  • ELECTROMAGNETIC INDUCTION

    KUMAR PRAKASHAN|Exercise Section C Ncert Exemplar Solution (Long Answer )|11 Videos

  • ELECTRIC CHARGES AND FIELDS

    KUMAR PRAKASHAN|Exercise SECTION D MCQS ASKED IN COMPETITIVE EXAMES (MCQS AKSED IN BOARD EXAM AND GUJCET)|14 Videos

  • ELECTROMAGNETIC WAVES

    KUMAR PRAKASHAN|Exercise BOARD.S QUESTION PAPER MARCH - 2020 (PART - B) SECTION - C|5 Videos

Similar Questions

Explore conceptually related problems

Two blocks each having a mass m are placed as shown in the figure. The accleration of the system is:-

Two balls marked 1 and 2 of the same mass m and a third ball marked 3 of mass M are arranged over a smooth horizontal surface as shown in the figure. Ball 1 moves with a velocity v_(1) towards ball 2. All collisions are assumed to be elastic. If Mltm , the number of collisions between the balls will be.

Two circular coils can be arranged in any of the three situations as shown in figure. Their mutual inductance (M) will be ..

A circular loop enters a uniform magnetic field as shown in the figure. The current induced in the coil ____

X and Y are large, parallel conducting plates close to each other. Each face has an area A . X is given a charge Q . Y is without any charge. Points A,B and C are as shown in the figure.

For the situation shown in the figure, what should be the value of force required to move the rod with constant velocity v = 2 m/s ?

As shown in the figure, AB and CD are two common tangents to circles with centres O_(1) and O_(2) and different radius. Prove that AB=CD

Two identical ball bearing in contact each other and resting on a frictionless table are hit head - on by another ball bearing of the same mass moving intially with a speed c as shown in figure . If the collision is elastic mwhich of the following (figure ) is a possible result after collision ?

A rod of mass m and resistance R slides smoothly over two parallel conducting wires kept sloping at an angle theta with respect to the horizontal as shown in figure. The circuit is closed through a perfect conductor at the top. There is a constant magnetic field vecB along the vertical direction. If the rod is initially at rest, find the velocity of the rod as a function of time.

KUMAR PRAKASHAN-ELECTROMAGNETIC INDUCTION-Section D MCQs (From DARPAN Based on Textbook )
  1. 5xx10^(-4) field lines are passing through a coil 1000 turn in certain...

    Text Solution

    |

  2. A coil of 50 turns is pulled in 0.02 s fron between the poles of a mag...

    Text Solution

    |

  3. Two conducting coils are kept parallel to each other so that they have...

    Text Solution

    |

  4. A circular loop enters a uniform magnetic field as shown in the figure...

    Text Solution

    |

  5. A coil of area A is placed in the X-Y plane. A uniform magnetic field ...

    Text Solution

    |

  6. The current flows from A to B in a straight wire as shown in figure an...

    Text Solution

    |

  7. As shown in fig. a conducting ring R is placed on the axis of a bar ma...

    Text Solution

    |

  8. A conducting circular loop is expanding in a magnetic field of 2T unif...

    Text Solution

    |

  9. A coil has an area of 0.05 m^2 and has 800 turns. After placing the co...

    Text Solution

    |

  10. A rod of 5m length is moving perpendicular to uniform magnetic field o...

    Text Solution

    |

  11. A thin circular ring of area A is held perpendicular to a uniform fiel...

    Text Solution

    |

  12. A magnet is moving towards a coil along its axis and the emf induced i...

    Text Solution

    |

  13. Magnitude of emf produced in a coil, when magnet is inserted in the co...

    Text Solution

    |

  14. One cylindrical bar magnet, kept on the axis of one circular coil. Now...

    Text Solution

    |

  15. The flux linked per each turn of a coil of N turns changes from phi1 ...

    Text Solution

    |

  16. Radius of a conducing wire r and its plane is perpendicular to magneti...

    Text Solution

    |

  17. Area vector of a coil of 5 xx 10^(-3)m^2 makes an angle of 0^@ with a...

    Text Solution

    |

  18. A conducting bar of 3m length is allowed to fall freely from 80m high ...

    Text Solution

    |

  19. The flux linked per each turn of coil of 5xx 10^3 turns changes from 0...

    Text Solution

    |

  20. As shown in the figure, P and Q are two coaxial conducting loops separ...

    Text Solution

    |