A long solenoid is formed by winding 70 turns cm$^{-1}$. If 2.0 A current flows, then the magnetic field produced inside the solenoid is ____________ ($\mu_0=4\pi\times10^{-7}$ TmA$^{-1}$)

Question

$88\times10^{-4}$ T

$1232\times10^{-4}$ T

$176\times10^{-4}$ T

$352\times10^{-4}$ T

Solution

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