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A closely wound solenoid of 2000 turns a...

A closely wound solenoid of 2000 turns and area of cross-section `1.5xx10^(-4)m^(2)` carries a current of 2.0 A. It is suspended through its centre and perpendicular to its length allowing it to turn in a horizontal plane in a uniform magnetic field `5xx10^(-2)` Tesla making an angle of 30º With the axis of the solenoid. The torque on the solenoid will be -

A

`3xx10^(-3)Nm`

B

`1.5xx10^(-3)Nm`

C

`1.5xx10^(-2)Nm`

D

`3xx10^(-2)Nm`

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-MOVING CHARGE AND MAGNESIUM-SECTION C
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