A circular loop of radius 0.3 cm lies parallel to a much bigger circular loop of radius 20 cm.The centre of the smaller loop is on the axis of the bigger loop.the distance between their centre is 15 cm.If a current of 2.0 A flows through the bigger loop,then the flux linked the smaller loop is.....
Answer is 9.1x10^-11 Wb
Plz solved out it in simple and easy method



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