A single-turn rectangular wire loop has a resistance equalto 1.8Ω and the dimensions shown in the drawing. The magneticfield at all points inside the loop varies accordingto B=B0e−αt, where B0=0.25T and α=200s−1.
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I have used Faradays Law and Ohms Law to solve part a and part bbut cannot seem to get the right answer I first used:
then
then
Part a is 0.0227 but i get 0.026
(20%) Problem 4: A single-turn rectangular wire loop has a resistance equal to 1.8 2 and the dimensions shown in the drawing. The magnetic field at all points inside the loop varies according to B = Boe t, where Bo= 0.25 T and a 200 st at -1 X X A X X 50% Part (a) What is the magnitude, in amperes, of the current induced in the loop at t = 1.0 ms? I₁ = 0.02668 X Incorrect! ▷ 50% Part (b) What is the magnitude, in amperes, of the current induced in the loop at t = 20.0 ms? I₂ = 6.8 * 10-3 x X X * * * X 5.0 cm - X X x X x X B X X 2.0 cm x X Grade Summary Deductions Potential 0% 100%
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I first used: