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))/(2 pi)`

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise EVALUATION TEST|19 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise CRITICAL THINKING|68 Videos

  • KINETIC THEORY OF GASES AND RADIATION

    TARGET PUBLICATION|Exercise Evaluation test|18 Videos

  • MAGNETISM

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 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 ?

TARGET PUBLICATION-MAGNETIC EFFECT OF ELECTRIC CURRENT-COMPETITIVE THINKING
  1. A current I is flowing in a conductor shaped as shown in figure. The r...

    Text Solution

    |

  2. The magnetic inductionn at the centre O in the figure shown is

    Text Solution

    |

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

    Text Solution

    |

  4. A loop carrying current I lies in the x-y plane as shown in the figu...

    Text Solution

    |

  5. The magnetic induction at any point due to a long straight wire carryi...

    Text Solution

    |

  6. The magnetic field due to a conductor fo unifrom cross section of radi...

    Text Solution

    |

  7. A long thin hollow metallic cylinder of radius 'R' has a current i amp...

    Text Solution

    |

  8. A galvanometer of resistance G is shunted by a resistance S ohm. To...

    Text Solution

    |

  9. A galvanometer of resistance 50 Omega is connected to a battery of 8 V...

    Text Solution

    |

  10. A galvanometer of resistance 30Omega is connected to a battery of emf ...

    Text Solution

    |

  11. A galvanometer of resistance 50 Omega is connected to a battery of 3 ...

    Text Solution

    |

  12. A circuit contains an ammeter, a battery of 30 V and a resistance 40.8...

    Text Solution

    |

  13. In the circuit shown below, the ammeter and the voltmeter readings are...

    Text Solution

    |

  14. The deflection in galvanometer falls to ((1)/(4))^(th) when it is shun...

    Text Solution

    |

  15. A voltmeter of 250 mV range having a resistance of 10 Omega is convert...

    Text Solution

    |

  16. A cyclotron is used to accelerate protons, deuterons, alpha-particles,...

    Text Solution

    |

  17. An alternating electric field, of frequency v, is applied across the d...

    Text Solution

    |

  18. A proton, an alpha particle both enter a region of uniform magneitc fi...

    Text Solution

    |

  19. An electron revolves along a circular path of radius 20 cm with consta...

    Text Solution

    |

  20. A light charged particle is revolving in a circle of radius 'r' in ele...

    Text Solution

    |