12TH•Physics•Alternating Current•Question 6
Solution
A choke coil is needed to operate a lamp at $160\,V_{\mathrm{rms}}$ and $50\,\mathrm{Hz}$. The lamp has an resistance of $5\,\Omega$ when running at $10\,A_{\mathrm{rms}}$. Calculate the inductance of the choke coil.
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