Home
Class 12
PHYSICS
Two long parallel wires P and Q are both...

Two long parallel wires `P` and `Q` are both perpendicular to the plane of the paper with distance `5m` between them. If `P` and `Q` carry current of `2.5` amp and `5` amp respectively in the same direction, then the magnetic field at a point half way between the wires is

A

`(sqrt(3)mu_(0))/(2pi)`

B

`(mu_(0))/(pi)`

C

`(3mu_(0))/(2pi)`

D

`(mu_(0))/(2pi)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    ERRORLESS |Exercise QUESTIONS|126 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

Similar Questions

Explore conceptually related problems

Two parallel wires 2 m apart carry currents of 2 A and 5 A respectively in same direction, the force per unit length acting between these two wires is

Two wires are held perpendicular to the plane of paper and are 5 m apart. They carry currents of 2.5 A and 5 A in same direction. Then, the magnetic field strength (B) at a point midway between the wires will be

Two infinitely long parallel wires carry equal current in same direction. The magnetic field at a mid point in between the two wires is

Two long, straight wires a and b are 2*0 m apart, perpendicular to the plane of the paper as shown in figure . The wire a carries a current of 9*6 A directed into the plane of the figure,The magnetic field at the point P at a distance of 10/11 m from the wire b is zero. Find (a) the magnitude and direction of the current in b, (b) the magnitude of the magnetic field B at the point s and (c) the force per unit length on the wire b .

Two long parallel wire A and B situated perpendicuilar to the plane of the paper at a distance 2a are carrying equal currents I in opposite direction as show in the figure . The value of magnetic induction at point P situated at equal distance r from both the wires will be

Two long parallel wires are 30 cm apart carrying currents 10 A and 15 A respectively in the same direction. The force acting over a length of 5 m of the wires is

Two long current carrying wires A and B separated by 20 cm are carrying currents of 10 A and 20 A respectively in the opposite directions. Find the magnitude and direction of magnitic field at a point 10 em from both the wires.

Two long straight parallel wieres are 2m apart, perpendicular to the plane of the paper. The wire A carries a current of 9.6 A , directed into the plane of the paper. The wire B carries a current such that the magnetic field of induction at the point P , at a distance of 10/11 m from the wire B, is zero. find a. the magnitude and directiion of the current in B. b. the magnitude of the magnetic field of induction of the pont S . c. the force per unit length on the wire B .

Two long straight wires are arranged parallel to each other and are kept 10 cm apart in vacuum. They carry currents of 5A and 10A respectively in the same direction. What is the magnetic force on a lergth of 20 cm of either wire ?

ERRORLESS -MAGNETIC EFFECT OF CURRENT-Exercise
  1. Two concentric coils each of radius equal to 2 pi cm are placed at rig...

    Text Solution

    |

  2. A wire carrying current I and other carrying 2I in the sam direction p...

    Text Solution

    |

  3. Two long parallel wires P and Q are both perpendicular to the plane of...

    Text Solution

    |

  4. The direction of magnetic field lines due to straight conductor carryi...

    Text Solution

    |

  5. For the magnetic field to be maximum due to a small element of current...

    Text Solution

    |

  6. A proton moving with a constant velocity passes through a region of sp...

    Text Solution

    |

  7. A uniform magnetic field and a uniform electric field are produced, po...

    Text Solution

    |

  8. Two particles X and Y having equal charges, after being accelerated th...

    Text Solution

    |

  9. A beam of ions with velocity 2xx10^5ms^-1 enters normally into a unifo...

    Text Solution

    |

  10. The radius of curvature of the path of the charged particle in a unifo...

    Text Solution

    |

  11. An electron has mass 9xx10^(-31)kg and change 1.6xx10^(-19)C is moving...

    Text Solution

    |

  12. A proton (mass m and charge +e) and an alpha-particle (mass 4 m and ch...

    Text Solution

    |

  13. A charged particle moving in a magnetic field experiences a resultant ...

    Text Solution

    |

  14. If the direction of the initial velocity of a charged particle is neit...

    Text Solution

    |

  15. If the direction of the initial velocity of a charged particle is neit...

    Text Solution

    |

  16. Particles having positive charges occasionally come with high velocity...

    Text Solution

    |

  17. A 2MeV proton is moving perpendicular to a uniform magnetic field 2.5 ...

    Text Solution

    |

  18. A charged particle moves with velocity v in a uniform magnetic field v...

    Text Solution

    |

  19. A proton is moving along Z-axis in a magnetic field. The magnetic fie...

    Text Solution

    |

  20. A proton of mass m and charge +e is moving in a circular orbit in a ma...

    Text Solution

    |