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Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 23 - Magnetic Effects of Current and Moving Charges > What should be the amount of current through the ring of radius 5 cm so that magnetic field at its centre is 7×10^−5 Wb/m^2 is

What should be the amount of current through the ring of radius 5 cm so that magnetic field at its centre is 7×10^−5 Wb/m^2 is

What should be the amount of current through the ring of radius 5 cm so that magnetic field at its centre is 7×10^−5 Wb/m^2 is