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Torque acting on a coil is maximum when ...

Torque acting on a coil is maximum when the coil is __________ .

A

parallel to the magnetic field

B

perpendicular to the magnetic field

C

at an angle of `45^(@)` to the magnetic field

D

at any position in a uniform magnetic field

Text Solution

Verified by Experts

The correct Answer is:
a
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Knowledge Check

  • The self inductance of a coil is

    A
    directly proportional to N
    B
    inversely proportional to N
    C
    directly proportional to `N^(2)`
    D
    inversely proportional to `N^(2)`

  • When the number of turns in a coil is doubled without any change in the length of coil its selfinductance becomes ________ .

    A
    Four times
    B
    Doubled
    C
    Halved
    D
    Squared

  • The magnitude of torque on dipole is maximum if

    A
    `theta=0^(@)`
    B
    `theta=90^(@)`
    C
    `theta=180^(@)`
    D
    `theta=180^(@)`

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