Home
Class 12
PHYSICS
A long straight wire carries a current o...

A long straight wire carries a current of 35 A. What is the magnitude of the field (B) at a point 20 cm from the wire?

Promotional Banner

Topper's Solved these Questions

  • Magnetic Fields due to Electric Current

    CHETANA PUBLICATION|Exercise Exercise|96 Videos

  • Kinetic Theory of Gases and Radiation

    CHETANA PUBLICATION|Exercise Exercise|110 Videos

  • Magnetic Materials

    CHETANA PUBLICATION|Exercise EXERCISE|74 Videos

Similar Questions

Explore conceptually related problems

A very long straight wire carries a current 5.2A. What is the magnitude of the magnetic field at a distance 3.1 cm from the wire?

A very long straight wire carries a current of 5A. The magnetic induction at 0.1m from the wire is 1 xx 10^-5 wb//m^2 . What will be the magnetic induction at 0.5m from the wire of the current through the wire is increased to 20A?

A long straight wire carries a current of 50 A. An electron moving at 10^(7) m/s is 5 cm away from the wire. The force acting on electron if its velocity is directed towards the wire will be

A semicircular arc of radius 20 cm carries a current of 10 A calculates the magnitude of magnetic field at the centre of the arc.

What is the magnetic field at a point 80 mm from a wire carrying current of 6A?

An electric current passes through a straight wire. At a distance 5 cm from the wire the magnetic field is B. The field at 20 cm from the wire would be

A long straight wire carries a current of pi amp . The magnetic field due to it will be 5xx10^(-5)"weber"//m^(2) at what distance from the wire [ mu_(0)= permeability of air]

A long straight wire carries a current of 50A. An electron moving at 107 m/s is 5 cm away from the wire. The force acting on electron if its velocity is directed towards the wire with be

CHETANA PUBLICATION-Magnetic Fields due to Electric Current-Exercise
  1. A conductor of length 25 cm is placed:- inclined at an angle of 30^@ t...

    Text Solution

    |

  2. Find the force per unit length between the parallel wires kept 0.1m ap...

    Text Solution

    |

  3. A long straight wire carries a current of 35 A. What is the magnitude ...

    Text Solution

    |

  4. A solenoid of length 100 cm having 150 turns carries a current of 3A. ...

    Text Solution

    |

  5. A solenoid of length 100 cm having 150 turns carries a current of 3A. ...

    Text Solution

    |

  6. A 50 m long solenoid has 500 turns and produces a magnetic field of 2....

    Text Solution

    |

  7. A rectangular coil of effective area 0.04 m^2 is suspended freely in a...

    Text Solution

    |

  8. A proton is accelerated in a cyclotron in which the magnetic induction...

    Text Solution

    |

  9. In a cyclotron, magnetic field of 3.5 Wb//m^2 is used to accelerate pr...

    Text Solution

    |

  10. A rectangular coil of effective area 0.01 m^2 suspended freely in a ra...

    Text Solution

    |

  11. A 3 cm wire carrying a current of 10 A is placed inside be solenoid pe...

    Text Solution

    |

  12. A square coil of side 10 cm consists of 20 turns and carries a current...

    Text Solution

    |

  13. Two concentric circular coils x and y of radius 16 cm and 10 cm respec...

    Text Solution

    |

  14. A cyclotron has dees of radius 47 cm and uses a maximum magnetic field...

    Text Solution

    |

  15. A cyclotron has dees of radius 47 cm and uses a maximum magnetic field...

    Text Solution

    |

  16. Deuterons are accelerated in a cyclotron that has dees of radius 50 cm...

    Text Solution

    |

  17. Deuterons are accelerated in a cyclotron that has dees of radius 50 cm...

    Text Solution

    |

  18. Ampere's law is analogous to

    Text Solution

    |

  19. Maximum force acts on a current carrying conductor in magnetic field, ...

    Text Solution

    |

  20. In a current carrying toroid, the field produced does not depend upon

    Text Solution

    |