Sunday, October 28, 2007

Questions Ch 36 Permanent Magnets

Problem from a set published in Eenadu on 29.3.2008

Two small magnets of moments 0.108 Am² and 0.192 Am² are placed on the two mutually perpendicular lines. The distance between the points of intersection of these lines respectively 30 cm and 40 cm from these magnets. The resultant field at the point of intersection is

a) 1*10^-6 T
b) 2*10^-6 T
c) 3*10^-6 T
d) 4*10^-6 T


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