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The magnetic moment has dimensions of...

The magnetic moment has dimensions of

A

`[LA]`

B

`[L^(2)A]`

C

`[LT^(-1)A]`

D

`[L^(2)T^(-1)A]`

Text Solution

Verified by Experts

The correct Answer is:
B
Magnetic moment = IA = current `xx` area = `[L^(2)A]`
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Knowledge Check

  • The magnetic flux has the dimension

    A
    `M L^(2) T A^(-1)`
    B
    `M L^(2) T^(-1) A^(-1)`
    C
    `M T^(-2) A^(-1)`
    D
    `M L^(2) T^(-2) A^(-1)`

  • In the formula, X = 3 YZ^(2) , X has dimensions of capacitance and Z has dimensions of magnetic induction. The dimensions of Y are

    A
    `[M^(-3)L^(-2)T^(-2)A^(4)]`
    B
    `[ML^(-2)T^(2)A^(2)]`
    C
    `[M^(-3)L^(-2)A^(4)T^(4)]`
    D
    `[M^(-3)L^(-2)T^(8)A^(4)]`

  • The magnetic moment of a magnet of dimensions 4 cm xx 2 cm 1.25 cm is 3 Am m^(2) what is the intensity of magnetisation ?

    A
    `3xx10^(5)` Amp/m
    B
    `2xx10^(5)` Amp/m
    C
    `10^(5)` Amp/m
    D
    `4xx10^(5)` Amp/m

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