The magnetic flux (in SI units) through a coil varies with time as \\(\\phi=3 t^2+4 t+7\\). The ....

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The magnetic flux (in SI units) through a coil varies with time as \\(\\phi=3 t^2+4 t+7\\). The ratio of emf induced in the coil at \\(t=2 s\\) to that at \\(t =1 s\\) will be : 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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