Home
Class 12
PHYSICS
Two long parallel conductors cany curren...

Two long parallel conductors cany currents `i_(1) = 3A` and `i_(2) = 3A` both are directed into the plane of paper. The magnitude of resultant magnetic field at point 'P, is

A

`12muT`

B

`5muT`

C

`13muT`

D

`7.2muT`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    AAKASH SERIES|Exercise EXERCISE-II|79 Videos

  • MOTION IN A STRAIGHT LINE

    AAKASH SERIES|Exercise very Short answer type question|15 Videos

  • NUCLEAR PHYSICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE PRACTICE SHEET (ADVANCED) Integer Type Questions|3 Videos

Similar Questions

Explore conceptually related problems

Two long parallel straight conductors carry current i_(1) and i_(2)(i_(1)gti_(2)) . When the currents are in the same directions, the magnetic field at a point midway between the wires is 20muT . If the direction of i_(2) is reversed, the field becomes 50muT . The ratio of the current i_(1)//i_(2) is :

Each of two long parallel wires carries a constant current i along the same direction . The wires are separated by a distance 2I . The magnitude of resultant magnetic induction in the symmetric plane of this system located between the wires at a distance R from each wire will be

Two long parallel wires carry currents i_(1) and i_(2) such that i_(1) gt i_(2) . When the currents are in the same direction, the magnetic field at a point midway between the wires is 6xx10^(-6)T . If the direction of i_(2) is reversed, the field becomes 3xx10^(-5)T . The ratio (i_(1))/(i_(2)) is

A conducting wire carrying current I is shown in the figure. The magnitude of magnetic field at the point P will be

A long straight vertical conductor carries a current of 8A in the upward direction. What the magnitude of the resultant magnetic induction at a point in the horizonatal plane at a distance of 4 cm from the conductor towards South? (The horizontal compo-nent of earth's magnetic induction =4 xx 10^(-5)T )

(a) Two straight long parallel conductors carry currents I_(1) and I_(2) in the same direction. Deduce the expression for the firce per unit length between them. Depict the pattern of magnetic field lines around them. (b) A rectangular current carrying loop EFGH is kept in a uniform magnetic field as shown in the figure. (i) What is the direction of the magnetic moment of the current loop ? (ii) What is the torque acting on the loop (A) maximum, (B) zero ?

Two parallel wires P and Q placed at a separation d =6 cm on x-axis carry electric current i_(1) = 5A and i_(2) = 2 A in opposite directions as shown in Fig. Find the point on the line PQ where the resultant mgnetic field is zero.

A uniform but time varying magnetic field B(t) exist in a circular region of radius a and is directed into the plane of the paper as shown. The magnitude of the induced electric field at point P at a distance r form the centre of the circular region.

Two parallel, long wires carry current i_(1) and i_(2) with i_(1)gti_(2) . When the currents are in the same direction, the magnetic field at a point midway between the wires is 30 muT . If the direction of i_(1) is reversed , the field becomes 90muT . The ratio i_(1)//i_(2) is

Two long parallel conductors carry currents I and 2I in the same direction. The magnetic induction at a point exactly mid way between them is B . If the current in the first conductor is reversed in direction, the magnetic induction at the same point will be

AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-III
  1. A straight wire is first bent into a circle of radius 'r' and then int...

    Text Solution

    |

  2. A long straight wire carrying current of 30 A is placed in an exte...

    Text Solution

    |

  3. Two long parallel conductors cany currents i(1) = 3A and i(2) = 3A bot...

    Text Solution

    |

  4. A straight wire of length (pi^(2)) metre is carrying a current of 2 A ...

    Text Solution

    |

  5. A long straight wire of radius a carries a steady current is uniformly...

    Text Solution

    |

  6. The total magnetic induction at point O due to curved portion and stra...

    Text Solution

    |

  7. An infifnitely long conductor PQR is bent to form a right angle as sho...

    Text Solution

    |

  8. A straight conductor of length 32 cm carries a current of 30A. Magneti...

    Text Solution

    |

  9. Two parallel long wires carry currents 18A and 3A. When the currents a...

    Text Solution

    |

  10. A long straight wire along the Z-axis carries a current I in the negat...

    Text Solution

    |

  11. A wire carrying a current i is first bent in the form of a square of s...

    Text Solution

    |

  12. Two long mutually perpendicular conductors carrying currents I1 and I2...

    Text Solution

    |

  13. Two wires of same length are shaped into a square and a circle. If the...

    Text Solution

    |

  14. Current 'i' is flowing in heaxagonal coil of side a. The magnetic indu...

    Text Solution

    |

  15. A solenoid of length 'l' has N turns of wire closely spaced, each turn...

    Text Solution

    |

  16. A toroid has a core (non-ferromagnetic) of inner radius 25 cm and oute...

    Text Solution

    |

  17. A 3.0 cm wire carrying a current of 10 A is placed inside a solenoid p...

    Text Solution

    |

  18. A closely wound solenoid of 800 turns and area of cross-section 2.5xx1...

    Text Solution

    |

  19. A closely would solenoid of 2000 turns and area of cross-section 1.6xx...

    Text Solution

    |

  20. Two coaxial solenoids of different radii carry current I in the same ...

    Text Solution

    |