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The magnetic field at the centre O of th...

The magnetic field at the centre O of the are shown in the figure is

A

a. `2I(sqrt(2)+pi)xx(10^(-7))/(r)`

B

b. `2I(sqrt(2)+(pi)/(4))xx(10^(-7))/(r)`

C

c. `I(sqrt(2)+pi)xx(10^(-7))/(r)`

D

d. `I(sqrt(2)+(pi)/(4))xx(10^(-7))/(r)`

Text Solution

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The correct Answer is:
B
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