Home
Class 12
PHYSICS
A long thin hollow metallic cylinder of ...

A long thin hollow metallic cylinder of radius `'R'` has a current `i` ampere. The magnetic induction `'B'` -away from the axis at a distance `r` from the axis varies as shown in

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    NARAYNA|Exercise LEVEL-I(C.W)|58 Videos

  • MOVING CHARGES AND MAGNETISM

    NARAYNA|Exercise Level-II(C.W)|63 Videos

  • MOVING CHARGES AND MAGNETISM

    NARAYNA|Exercise EXERCISE - 4|20 Videos

  • MAGNETISM AND MATTER

    NARAYNA|Exercise EXERCISE - 4 (SINGLE ANSWER TYPE QUESTION)|17 Videos

  • NUCLEAR PHYSICS

    NARAYNA|Exercise LEVEL-II-(H.W)|9 Videos

Similar Questions

Explore conceptually related problems

A current of I ampere flows along an infinitely long straight thin walled hollow metallic cylinder of radius r. The magnetic field at any point inside the cylinder at a distance x from the axis of the cylinder is

A thin, straight conductor lies along the axis of a hollow conductor of radius R . The two carry equal currents in the same direction. The magnetic field B is plotted against the distance r from the axis. Which of the following best represents the resulting curve?

A coaxial cable carries the a current i in the inside conductor of radius a as shown in figure-4.80 and the outer conductor of inner radius b and outer radius c carries a current i' in opposite direction. Find the magnetic induction due to the coaxial cable at distance r from the central axis of the cable for (a) r gt a , (b) a lt r lt b and (c) b gt r gt c

A cylinder of length L has a charge of magnitude q. The electric intensity at a point at a distance r from the axis of the cylinder is

A current I flows along a thin-walled, long, half-cylinder of radius R(figure) Find the magnetic induction at a point on the axis of the cylinder

A thin but long, hollow, cylindrical tube of radius r carries a current i along its length. Find the magnitude of the magnetic field at a distance r/2 from the surface (a) inside the tube (b) outside the tube.

A current l is flowing through a long straight solid conductor of radius R = 4 cm. Magnetic field at a distance 2 cm from the axis of conductor is B_0 The distance from the axis, where magnetic field is 1.5 B_0 is (current density is uniform)

NARAYNA-MOVING CHARGES AND MAGNETISM-C.U.Q-KEY
  1. The work done in maving a unit n- pole round a conductor carrying curr...

    Text Solution

    |

  2. A current I ampere flows along an infinitely long straight thin walled...

    Text Solution

    |

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

    Text Solution

    |

  4. A current carrying wire produces in the neighbourhood

    Text Solution

    |

  5. A vertical straight conductor carries a current vertically upwards. A ...

    Text Solution

    |

  6. A current carrying power line carries current from west to east. The d...

    Text Solution

    |

  7. What is the form of magnetic field lines due to a straight current-car...

    Text Solution

    |

  8. A current 'I' flows along an infinitely long straight conductor. If r ...

    Text Solution

    |

  9. A current 'I' flows along an infinitely long straight conductor. If 'r...

    Text Solution

    |

  10. A long straight wire of circular cross- section carries a current alon...

    Text Solution

    |

  11. Magnetic field at a point on the line of current carrying conductor is

    Text Solution

    |

  12. If a long hollow copper pipe carriers a direct current, the magnetic f...

    Text Solution

    |

  13. The magnetic field bar(dB) due to a small current element bar(dl) at a...

    Text Solution

    |

  14. For a given distance from a current element, the magnetic induction is...

    Text Solution

    |

  15. If we double the radius of a current carrying coil keeping the current...

    Text Solution

    |

  16. A current carrying coil is placed with its plane in the magnetic merid...

    Text Solution

    |

  17. A unit N- pole is placed on the axis of a circular coil carrying curre...

    Text Solution

    |

  18. If we double the radius of the coil keeping the current through it unc...

    Text Solution

    |

  19. Two concentric circular loops of radii r(1) and r(2) carry clockwise a...

    Text Solution

    |

  20. A length of wire carries a steady current. It is first bent to form a ...

    Text Solution

    |