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A coil having N turns carry a current I ...

A coil having `N` turns carry a current `I` as shown in the figure. The magnetic field intensity at point `P` is

A

`mu_0NIR^2/(R^2 + x^2)^3/2`

B

`mu_0NIR^2/(R^2 + x^2)^1/2`

C

`mu_0NIR^2/2(R^2 + x^2)^3/2`

D

`mu_0NI2R^2/(R^2 + x^2)^3/2`

Text Solution

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The correct Answer is:
C
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