Question attached.. [ALTS-6 Q37]
ANMOL SETH , 10 Years ago
Grade 12th pass
Magnetism> Question attached.. [ALTS-6 Q37]...
1 Answers
Chandra Chatterjee
Last Activity: 10 Years ago
When the bar is bent we need to consider the eff length between 2 poles.
Let the radius of the semicircle be r . So pi r = l. Now previously M= m*l Now newM= m*2r. And r= l/pi. So newM= 2M/pi
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