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A magnetic needle lying parallel to a magnetic field requires w units of work to turn it through 60°. The torque needed to maintain the needle in this position will be A. (v 3) w B. w C. (v 3w)/2 D. 2w

A magnetic needle lying parallel to a magnetic field requires w units of work to turn it through 60°. The torque needed to maintain the needle in this position will be
A. (v 3) w B. w
C. (v 3w)/2 D. 2w

Grade:Upto college level

3 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
11 months ago
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Saurabh Koranglekar
askIITians Faculty 10341 Points
11 months ago
576-1052_d.PNG
Vikas TU
14149 Points
11 months ago
576-1052_d.PNG
Dear student 
Please refer the clear image , 
The image above does not looks good , it is blurr.
Hope for the best 
Good Luck 
Cheers 

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