1.two coupled coils with L1=L2=0.6 H have a coupling
coefficient of k=0.8 the turns ratio N1/N2 is......
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Answer Posted / ratnakar
as per lenz law
E1=-L1d(i)/dt
E2=-L2d(i)/dt
E1/E2=L1/L2=N1/N1=0.6/0.6=1
this question is asked in IES 2013 hope my answer is clear
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