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A vibraiton magnetometer consits of two ...

A vibraiton magnetometer consits of two idential bar magnets placed one over the other such that they are mutually perpendicular and bisect each other. The time period of oscillations of combination in a horizontal magnetic field is `4s`. If one of the magnets is removed, then the period of oscillations of the other in teh same field is

A

5.78s

B

3.36 s

C

4.36s

D

5.36s

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A vibration magnetometer consists of two identical bar magnets placed one over the other such that they are mutually perpendicular and bisect each other. The time period of the combination in a magnetic field is 4 s. If one of the magnets is removed, then the time period of another one in the same field will be

    A
    `5 .78 s `
    B
    `3 .36 s`
    C
    `4 .36 s `
    D
    `5 .36 s`

  • When two identical bar magnets placed one above the other, such that they are mutually perpendicular and bisect each other. The time period oscillation in a horizontal magnetic field is 4 seconds. If one of the magnets is removed the time period of the other in the same field (2^(1//4)=1.189)

    A
    `1.34sec`
    B
    `2.34sec`
    C
    `3.36sec`
    D
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  • Two identical bar magnets are placed on above the other such that they are mutually perpendicular and bisect each other. The time period of this combination in a horizontal magnetic field is T. The time period of esch magnet in the same field is

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    B
    `2^(1/4)T`
    C
    `2^(-1/4)T`
    D
    `2^(-1/2)T`

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