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The figure shows the cross section of tw...

The figure shows the cross section of two long coaxial tubes carrying equal current `I` in opposites directions. If `B_1` and `B_2` are magnetic fields at point 1 and 2 as shown in figure then

A

`B_(1) ne 0, B_(2)=0`

B

`B_(1)=0, B_(2)=0`

C

`B_(1) ne 0, B_(2) ne 0`

D

`B_(1)=0, B_(2) ne 0`

Text Solution

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