A and B are two concentric circular conductors of centre O and carrying currents $$i1$$ and $$i2$$ as shown in the figure. If ratio of their radii is $$1$$ : $$2$$ and ratio of the flux densities at O due to A and B is $$1$$ : $$3$$, then the value of $$i1/i2$$ is

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Infinity Learn · Accepted Answer

$$r1$$  :  $$r2$$  $$=$$  $$1$$  :  $$2$$  and $$B1$$  :  $$B2$$  $$=$$  $$1$$  :  $$3$$.   We  know  $$thatB=$$ μ$$04$$π.  $$2$$$$π$$nir  ⇒   $$i1i2$$ $$=$$  $$B1r1B2r2$$ $$=$$  $$1$$ × $$13$$ × $$2$$ $$=16$$

A and B are two concentric circular conductors of centre O and carrying currents i₁ and i₂ as shown in the figure. If ratio of their radii is 1 : 2 and ratio of the flux densities at O due to A and B is 1 : 3, then the value of i₁/i₂ is

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A and B are two concentric circular conductors of centre O and carrying currents i1 and i2 as shown in the figure. If ratio of their radii is 1 : 2 and ratio of the flux densities at O due to A and B is 1 : 3, then the value of i1/i2 is

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A and B are two concentric circular conductors of centre O and carrying currents i₁ and i₂ as shown in the figure. If ratio of their radii is 1 : 2 and ratio of the flux densities at O due to A and B is 1 : 3, then the value of i₁/i₂ is