Home
Class 12
PHYSICS
The magnitude opf the earth's magnetic f...

The magnitude opf the earth's magnetic field at a place is `B_(0)` and the angle of dip is `delta` . A horizontal conductor of length `l` , lying north-south, moves eastward with a velocity `v` . The emf induced across the rod is

A

zero

B

`B_(0)lv`

C

`B_(0)lvsin delta`

D

`B_(0) lv cos delta`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT IN CONDUCTORS

    D MUKHERJEE|Exercise All Questions|79 Videos

  • ELECTROSTATICS

    D MUKHERJEE|Exercise All Questions|102 Videos

Similar Questions

Explore conceptually related problems

The magnitude of the earths magnetic field at a place is B_(0) and the angle of dip is delta . A horizontal conductor of length l , lying north-south, moves eastward with a velocity v . The emf induced across the rod is

The magnitude of the earth's magnetic field at a place is B_(0) and angle of dip is delta. A horizontal conductor of lenth/lying along the magnetic north-south moves eastwards with a velocity v. The emf induced acroos the coductor is

At a perpendicular place on the earth, the horizontal component of earth's magnetic field of B, and the angle of dip is theta . A striaght meridian and is moved horizontally perpendicular to its length with a velocity v. The emf induced across the rod is

The magnitude of the earth's magnetic field at the north pole is B_(0) . A horizontal conductor of length l moves with a velocity v . The direction of v is perpendicular to the conductor. The induced emf is (i) zero, if v is vertical (ii) B_(0)lv , if v is vertical (iii) zero, if v is horizontal (iv) B_(0)lv , if v is horizontal

Calculate earth's magnetic field at a place where angle of dip delta is 60^(@) and horizontal component of earth's magnetic field is 0.3 G

The horizontal component of the earth's magnetic field at a place is 3xx10^(-4)T and the dip is tan^(-1)((4)/(3)) . A metal rod of length 0.25m placed in the north -south position and is moved at a constant speed of 10cm//s towards the east. The emf induced in the rod will be

The horizontal component of the earth's magnetic field at a place is 3.0 X 10^(-4) T and the dip is 53^@ . A metal rod of length 25cm is placed in the north - south direction and is moved at a constant speed of 10cm s^(-1) towards east. Calculate the emf induced in the rod.

The horizontal component of the earth's magnetic field at a place is 4.0xx10^(-4) T and the dip is 45^(@) . A metal rod of length 20 cm is placed in the north-south direction and is moved at a constant speed of 5 cm/s towards east. Calculate the emf induced in the rod.

A conductor PQ , with PQ=r , moves with a velocity v in a uniform magnetic field of induced B . The emf induced in the rod is

D MUKHERJEE-ELECTROMAGNETISM-All Questions
  1. A conductor PQ , with PQ=r , moves with a velocity v in a uniform magn...

    Text Solution

    |

  2. A thin semicircular conducting ring of radius R is falling with its pl...

    Text Solution

    |

  3. The magnitude opf the earth's magnetic field at a place is B(0) and th...

    Text Solution

    |

  4. The two ends of a horizontal conducting rod of length l are joined to ...

    Text Solution

    |

  5. A vertical ring of radius r and resistance on R falls vertically. It i...

    Text Solution

    |

  6. A horizontal ring of radius r spins about its axis with an angular vel...

    Text Solution

    |

  7. A metal rod of resistance R is fixed along a diameter of a conducting ...

    Text Solution

    |

  8. Three indential rings move with same speed on a horizontal magnetic fi...

    Text Solution

    |

  9. A long solenoid of N turns has a self-induced L and area of cross-sect...

    Text Solution

    |

  10. The network shown in the figure is part of a complete circuit. If at a...

    Text Solution

    |

  11. In the circuit shown, the cell is deal. The coil has an inductance of ...

    Text Solution

    |

  12. In the current shown Fig., X is joined to Y for a long time and then X...

    Text Solution

    |

  13. Two coils X and Y are linked such that emf E is induced in Y when the ...

    Text Solution

    |

  14. Two coils of inductances L(1), and L(2) are linked such that their mut...

    Text Solution

    |

  15. A small coil of radius r is placed at the centre of a large coil of ra...

    Text Solution

    |

  16. A uniformly wound long solenoid of inductance L and resistance R is cu...

    Text Solution

    |

  17. In the circuit shows in Fig, the coil has inductance and resistance. W...

    Text Solution

    |

  18. At t=0, an inductor of zero resistance is joined to a cell of emf vare...

    Text Solution

    |

  19. A coil carrying a steady current is short-circuited. The current in it...

    Text Solution

    |

  20. The capacitor of capacity C is given charge Q and then connected to th...

    Text Solution

    |