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A current of i amperes is flowing through each of,the bent wires as shown. Find the magnitude and direction of magnetic field at O. |
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Answer» Solution :`B(theta)= (mu_0I)/(4piR)theta,,B_("net")=(mu_0I)/(4pi)[(pi//2)/(R) + (3pi//2)/(R^l)] = (mu_0I)/(8)[1/R + 3/(R^l)]` (NORMALLY into the PAGE) |
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