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JEE Main 2013 Question Paper

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Question : 90

Total: 90

Two short bar magnets of length 1 cm each have magnetic moments 1.20Am2 and 1.00Am2 respectively.They are placed on a horizontal table parallel to each other with their N poles pointing towards the South.They have a common magnetic equator and are separated by a distance of 20.0 cm. The value of the resultant horizontal magnetic induction at the mid - point O of the line joining their centres is close to (Horizontal component of earth’s magnetic induction is 3.6×10–5

2.56×10–4
Wb
m2
3.50×10–4
Wb
m2
5.80×10–4
Wb
m2
3.6×10–5
Wb
m2

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