Mathematics, 20.07.2019 04:30, bellam302

Two solenoidal coils, a and b, are wound using equal lengths of the same kind of wire. the length of the axis of each coil is large compared with its diameter. the axial length of coil a is twice as large as that of coil b, and coil a has twice as many turns as coil b. what is the ratio of the inductance of coil a to that of coil b?

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Two solenoidal coils, a and b, are wound using equal lengths of the same kind of wire. the length of...