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A solenoid is 2.0m long and 4.5 cm in di...

A solenoid is 2.0m long and 4.5 cm in diameter. It has five layers winding each of 900 turns each and carries a current of 7.5 A. what is magnetic field at the centre of the solenoid?

Answer

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Knowledge Check

  • A solenoid of 1.5 m long with inner diameter of 4 cm has two layers of windings of 1000 turns each and carries a current of 2A. The magnetic flux through a cross section of the solenoid is near

    A
    `2.5xx10^(-7)" Wb"`
    B
    `6.31xx10^(-6)" Wb"`
    C
    `2.1xx10^(-6)" Wb"`
    D
    `4.1xx10^(-5)" Wb"`

  • A solenoid of 1.5 m logn with inner diameter of 4 cm has two layers of windings of 1000 turns each and carries a current of 2A. The magnetic flux through a cross section of the solenoid is nearly

    A
    `2.5xx10^(-7)Wb`
    B
    `6.31xx10^(6)Wb`
    C
    `2.1xx10^(-6)Wb`
    D
    `4.1xx10^(-5)Wb`

  • A wire shaped to a regular hexagon of side 2 cm carries a current of 2A. Find the magnetic field at the centre of the hexagon.

    A
    `9.6xx10^(-5)T`
    B
    `6.9xx10^(-5)T`
    C
    `6.9xx10^(-4)T`
    D
    `9.6xx10^(-4)T`

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    A solenoid of length 0.5m has a radius of 1cm and is made up of 500 turns. It carries a current of 5A. What is the magnitude of the magnetic field inside the solenoid?

    A solenoid of length 0.4 m and diameter 0.6 m consists of a single layer of 1000 turns of fine wire carryin g a current of 5xx10^(-3) ampere. Calculate the magnetic field on the axis at the middle and at the end of the solenoid

    A solenoid of length 0.4 m and diameter 0.6 m consists of a single layer of 1000 turns of fine wire carrying a current of 5xx10^(-3) ampere. Calculate the magnetic field on the axis at the middle and at the end of the selonoid.

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