Home
Class 12
PHYSICS
Cross section of three wires is shown in...

Cross section of three wires is shown in the following figure. If the current in the bottom two wires is opposite in direction to each other as indicated by `plus` for into the page and O for out of the page, and the top wire has current flowing into the page `plus` what is the direction of net force on the top wire ?

A

Left

B

Right

C

Up

D

Down

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Practice Question (More Than one correct choice )|12 Videos
  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Practice Question (Linked Comprehension)|16 Videos
  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Problems|45 Videos
  • INTERFERENCE AND DIFFRACTION

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (Integer Type)|6 Videos
  • MAGNETIC FORCE

    RESNICK AND HALLIDAY|Exercise Practice Questions (Integer type )|7 Videos

Similar Questions

Explore conceptually related problems

The current flows in the wire from A to D clockwise direction. The net force on ABCD

When two wires have current in same direction then force is

If current in two parallel wires flow in opposite directions, the force between the wires will:

A wire is placed between the poles of twofixed bar magnets as shown in the figure. A small current in the wire is into the plane of the paper. The direction of the magnetic force on the wire is

Imagine a current carrying wire with the direction of current downward or into the page. The direction of magnetic field lines is

If the current in a wire is flowing in the vertically downward direction and a magnetic field is applied from west to east, what is the direction of force on the wire ?

Four parallel conductors, carrying equal currents, pass vertically through the four corners of a square WXYZ. In two conductors, the current is flowing into the page, and in the other two out into the page, and in the other two out of the page. In what directions must the currents flow to produce a resultant magnetic field in the direction shown at O, the centre of the square?

RESNICK AND HALLIDAY-MAGNETIC FIELDS DUE TO CURRENTS-Practice Question (Single Correct)
  1. Consider a long, straight wire of cross-sectional area A carrying a cu...

    Text Solution

    |

  2. Four very long straight wires carry equal electric currents in the +z ...

    Text Solution

    |

  3. Cross section of three wires is shown in the following figure. If the ...

    Text Solution

    |

  4. Consider the situation shown in figure. The straight wire is fixed but...

    Text Solution

    |

  5. Two long straight wires, each carrying current of 5.0 A, are kept para...

    Text Solution

    |

  6. In a coaxial, straight cable, the central conductor and the outer cond...

    Text Solution

    |

  7. A solenoid is connected to a battery so that a steady current flows th...

    Text Solution

    |

  8. A proton (mass = 1.67xx10^(-27) kg and charge 1.6xx10^(-19) C) enters ...

    Text Solution

    |

  9. If only 2% of the main current is to be passed through a galvanometer ...

    Text Solution

    |

  10. A deutron of kinetic energy 50 keV is describing a circular orbit of r...

    Text Solution

    |

  11. A particle of charge q and mass m is moving along the x-axis with a ve...

    Text Solution

    |

  12. The ratio of the magnetic field at the centre of a current carrying ci...

    Text Solution

    |

  13. The correct curve between the magnetic induction (B) along the axis of...

    Text Solution

    |

  14. Currents of 10A, 2A are passed through two parallel wires A and B resp...

    Text Solution

    |

  15. A current I is flowing in a conductor shaped as shown in figure. The r...

    Text Solution

    |

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

    Text Solution

    |

  17. A proton and an alpha-particle enter a uniform magnetic field moving w...

    Text Solution

    |

  18. A strong magnetic field is applied on a stationary electron, then

    Text Solution

    |

  19. Two concentric circular coils of ten turns each are situated in the sa...

    Text Solution

    |

  20. Two insulated rings, one of a slighlty smaller diameter than the other...

    Text Solution

    |