Home
Class 12
PHYSICS
Assertion Two infinitely long wires A an...

Assertion Two infinitely long wires `A` and `B` carry unequal currents both in inward direction.

Then, there is only point (excluding the ponts at infinity), where net magnetic field is zero.
Reason That point lies between points `A` and `B`.

A

If both Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

If both Assertion and Reason are true but Reason is not correct explanation of Assertion.

C

If Assertion is true but Reason is false.

D

If Assertion is false but Reason is true.

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Match the following|4 Videos
  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Medical entrance s gallery|59 Videos
  • MAGNETIC FIELD AND FORCES

    DC PANDEY ENGLISH|Exercise Taking it together|75 Videos
  • INTERFERENCE AND DIFFRACTION OF LIGHT

    DC PANDEY ENGLISH|Exercise Level 2 Subjective|5 Videos
  • MAGNETICS

    DC PANDEY ENGLISH|Exercise MCQ_TYPE|1 Videos

Similar Questions

Explore conceptually related problems

Two identical coils are placed coaxially. They carry equal currents in same direction NOTE in parts (a), (b) and (c) exclude the points at infinity.

Two very long, straight wires carrying, currents as shown in Fig. Find all locations where the net magnetic field is zero.

A wire is parallel to a square coil . The coil and wire carry currents in the directions Shown . Then, at any point A within the coil the magnetic field will be -

Two wires AO and OC carry equal currents i as shown in Fig. One end of both the wires extends to infinity. Angle AOC is alpha . The magnitude of magnetic field is point P on the bisector of these two wires at a distance r from point O is

Two infinetely long, parallel wires are lying on the ground at distance a=1cm apart as shown in Fig. A third wire, of length L=10m and mass 400g, carries a current of I_1=100A and is levitated above the first two wires, at a horizontal position midway between them. The infinitely long wires carry equal currents I_1 in the same directions, but in the direction opposite that in the leviated wire. What current must the infinately long wires carry so that the three wires form an equilateral triangle?

Two infinite long wire A and B are separated at a and current are I_1 and I_2 respectively. The distance from wire B where net magnetic field zero is

An infinitely long wire carrying current I is along Y-axis such taht its one end is at point A(0,b) while the wire extends upto +oo . The magnitude of magnetic field strength at point (a,0) is

An infinitely long wire carrying current I is along Y-axis such taht its one end is at point A(0,b) while the wire extends upto +oo . The magnitude of magnetic field strength at point (a,0) is

An infinitely long wire carrying current I is along Y-axis such taht its one end is at point A(0,b) while the wire extends upto +oo . The magnitude of magnetic field strength at point (a,0) is

Assertion three infinitely long current carrying wires have equal currents and they are equally spaced. The magnitude of magnetic force on all three is same. Reason Net force on wire-2 is zero.

DC PANDEY ENGLISH-MAGNETIC FIELD AND FORCES-Assertion and reason
  1. Assertion Two infinitely long wires A and B carry unequal currents bot...

    Text Solution

    |

  2. Assertion When a charged particle moves perpendicular to a uniform mag...

    Text Solution

    |

  3. Assertion If a charged particle is pronected in a region, where B is p...

    Text Solution

    |

  4. Assertion If a charged particle enters from outside in uniform magneti...

    Text Solution

    |

  5. Assertion An alpha-particle and a deuteron having same kinetic energy ...

    Text Solution

    |

  6. Assertion A charged particle is rotating in a circular path in uniform...

    Text Solution

    |

  7. Assertion In a uniform magnetic field B=B(0)hat(k), if velocity of a...

    Text Solution

    |

  8. Assertion If velocity of charged particle in a uniform magnetic field...

    Text Solution

    |

  9. Assertion In non-uniform magnetic field speed of a charged particle va...

    Text Solution

    |

  10. Assertion Path of a charged particle in uniform magnetic field cannot ...

    Text Solution

    |

  11. Assertion A beam of electron can pass undeflected through a region of ...

    Text Solution

    |

  12. Assertion If the path of a charged particle in a region of uniform el...

    Text Solution

    |

  13. Assertion Maganetic field (B) and electric field (E) are present in...

    Text Solution

    |

  14. Assertion three infinitely long current carrying wires have equal cur...

    Text Solution

    |

  15. Assertion Upper wire shown in figure is fixed. At a certain distance ...

    Text Solution

    |

  16. Assertion A flexeble wire loop of irregular shape carrying current w...

    Text Solution

    |

  17. Assertion At the centre of a circular current carrying loop (I(1)), t...

    Text Solution

    |

  18. Assertion Net torque in the current carrying loop placed in a uniform...

    Text Solution

    |

  19. Assertion A charged particle is rotating in a circle. Then magnetic f...

    Text Solution

    |

  20. Assertion : Increasing the current sensitivity of a glavanometer neces...

    Text Solution

    |