A non - popular loop of conducting wire carrying a current `I` is placed as shown in the figure . Each of the straighrt sections of the loop is of the length ` 2a`. The magnetic field due to this loop at the point `P(a, 0 ,a)` points in the direction
A
`(1)/(sqrt(2))(-vecj+veck)`
B
`(1)/(sqrt(3))(-vecj+veck+veci)`
C
`(1)/(sqrt(3))(-veci+veck+veck)`
D
`(1)/(sqrt(2))(veci+veck)`
Text Solution
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The correct Answer is:
D
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