(6%) Problem 11 A rectangular coil has side a 0.025 m, b 0.095 m, and resistance
ID: 1553087 • Letter: #
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(6%) Problem 11 A rectangular coil has side a 0.025 m, b 0.095 m, and resistance R 35 Q. It X X moves into a magnetic field with magnitude B X X X X X 0.45 T with speed v 5.5 m/s X X X X X X X X X X X X X Randomized Variables b x x x x x x x a 0.025 m Otheexpertta.com b 0.095 m R 35 B 0.45 T 5.5 m/s 13% Part (a) As the coil enters the magnetic field, express the magnitude of the magnetic flux going through the loop in terms of the given variables. 13% Part (b) Express the magnitude of the emf, a, induced in the loop in terms of B, a, and v 13% Part (c) Calculate the numerical value of the emf in V 13% Part (d) Express the current induced in the loop, I, in terms of E and R. 13% Part (e) Calculate the numerical value of in A. 13% Part f hat's the direction of the current? 13% Part (g) Following a similar procedure, calculate the magnitude of the current produced in the coil as it leaves the magnetic field in A. It leaves the magnetic field with the same speed. Grade Summary Potential 100% 7 8 9 per attempt) cotan0 4 5 6 detailed view atan0 acotan0 sinho a 1 2 3 ODegrees O Radians Hints: deduction per hint. Hints remaining Feedback! deduction per feedback. 13% Part (h) What's the direction of the current?Explanation / Answer
a] flux = BA = 0.45*0.025*0.095
= 0.00106875 Tm^2
b] induced emf E = Bav
c] emf E= 0.45*0.025*5.5 = 0.061875 V
d] i = E/R
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