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Grade 11Electromagnetic Induction

A conducting circular loop having a radius of 5.0 cm, is placed perpendicular to a magnetic field of 0.50 T. It is removed from the field in 0.50 s. Find the average emf produced in the loop during this time.

Profile image of Radhika Batra
12 Years agoGrade 11
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1 Answer

Profile image of Kevin Nash
12 Years ago
Sol. ϕ1 = BA = 0.5 x π(5 x 10^-2)^2 = 5π 25 x 10^–5 = 125 x 10^–5 ϕ base 0 E = ϕ base 1 – ϕ base 2 /t = 125 π x 10^-4 = 7.8 x 10^-3.