Problem 7: A coil of area A = 0.45 m2 is rotating with angular speed w = 360 rad's with the axis of rotation perpendicular to a B = 0.15 T magnetic field. The coil has N= 550 turns. Part (a) Express the maximum emf induced in the loop, 80, in terms of A, w, B, and N. 80 = 8 9 HOME A 5 h 2 3 * 1 END N P vol BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Part (b) Calculate the numerical value of ɛo in V. 3

Problem 7: A coil of area A = 0.45 m2 is rotating with angular speed w = 360 rad's with the axis of rotation perpendicular to a B = 0.15 T magnetic field. The coil has N= 550 turns. Part (a) Express the maximum emf induced in the loop, 80, in terms of A, w, B, and N. 80 = 8 9 HOME A 5 h 2 3 * 1 END N P vol BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Part (b) Calculate the numerical value of ɛo in V. 3

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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what is correct answer?
Q01
A maximum emf of 1.6 x 102 V is induced in a generator coil rotating where the field changes every 0.005 s. If the coil has an area of 0.095 m² and rotates in a magnetic field of 1.1 T, how many turns are in the coil? 04 O 45 O 15 O 3 O 12 FAC P PERHEDHESION DASDOMEN
Answer Q9. Hence Justify your answer, explaining detailly each step
G7
A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 4.9 x10° rev/min as indicated in the figure. The horizontal component of the Earth's magnetic field at the coil's location is equal to 2.00 x 10-5T. Calculate the maximum emf induced ( in units of mV) in the coil by this field. 20.0 cm 20.0 cm Select one: A. 11.43 B. 3.92 C. 16.33 D. 2.61 E. 6.53
☐ 11. A bar magnet shown in Fig. 28.19 moves toward a single loop of wire of radius 1.4 cm. The average induced emf during the 0.40s the magnet moves is 1.2 x 10-4 V. (a) Determine the change in the average value of the magnetic field passing through the loop. (b) Is lead a or lead b at higher voltage? Explain. S N FIG. 28.19 is th urush B
3. A metal rod of length L is placed in the circular region of uniform magnetic field B. B increases as a function of time B=B,t , as the drawing shows. Find the emf induced in the rod. A В L
can i get an answer please?
4.
.A circular coil has 250 turns and radius 1.50 cm. When a current of 5.00 A flows in the coil, the magnetic flux density produced inside the coil is 0.050 T. What is the value of the self inductance of the coil? A. 0.589 mH C. 1.85 mH B. 1.18 mH D. 2.36 mH