Suppose a 50-turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.250m^2. It is stretched to have no area in 0.10s. What is the direction and magnitude of the induced emf if the uniform magnetic field has a strength of 1.50T?

Suppose a 50-turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.250m^2. It is stretched to have no area in 0.10s. What is the direction and magnitude of the induced emf if the uniform magnetic field has a strength of 1.50T?

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)...

See similar textbooks

Similar questions

The figure below displays a circular loop of aluminum wire in a uniform magnetic field pointing into the page. The radius of the loop is 11.0 cm and the magnitude of the field is 0.120 T. You grab points A and B and pull them in opposite directions, stretching the loop until its area is nearly zero, taking a time of 0.210 s to do so. What is the magnitude of the average induced emf in the loop (in mV) during this time? X * * * X * * mV X x XÓT X A X *3** B X X x x X x X X x
A 230-turn coil lies in the plane of the page in a uniform magnetic field of strength 4.80 T. The coil initially has an area of 0.125m2 and is stretched to have no area in 0.25s. Find the magnitude (in V) of the average induced emf ?
The figure below shows a flexible loop of metal wire with a radius of 10.0 cm. It lies in a magnetic field pointing into the page with a magnitude of 0.130 T. An engineer grabs the loop at points A and B and rapidly pulls in opposite directions until the loop folds up, such that its area becomes zero. The change in area occurs in a span of 0.250 s. A В What is the average induced emf (in mV) in the loop over this time span? 16 What is the initial magnetic flux through the loop? If the loop's area goes to zero, what is the final flux? How is the change in flux and change in time related to the induced emf? Be careful with unit conversions. mV
Gabriel and Akito now decide to work a problem. A loop of wire in the shape of a rectangle rotates with a frequency of 310 rotation per minute in an applied magnetic field of magnitude 6 T. Assume the magnetic field is uniform. The area of the loop is A = 2 cm² and the total resistance in the circuit is 7. Find the maximum induced emf. E V max Find the maximum current through the bulb. Imax A =
A square, single turn coil of length 0.02m is placed with its plane perpendicular to a constant magnetic field. An emf of 18mV is induced in the windings of the coil when the area of the coil decreases at a rate of 0.10m^2/s. What's the magnitude of the magnetic field?
Suppose a 58-turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.300 m2. It is stretched to have no area in 0.100 s. What is the magnitude (in V) and direction (as seen from above) of the average induced emf if the uniform magnetic field has a strength of 1.20 T? magnitude V direction clockwise
The figure below displays a circular loop of nickel wire in a uniform magnetic field pointing into the page. The radius of the loop is 11.0 cm and the magnitude of the field is 0.140 T. You grab points A and B and pull them in opposite directions, stretching the loop until its area is nearly zero, taking a time of 0.190 s to do so. What is the magnitude of the average induced emf in the loop (in mV) during this time? x X X X x mV X x x x x x A Ax x x x 90x B x x x x X x x X x
Find for the Cross Product of the following pairs of vectors 1. A=4i-5j +8k, B = -2i+3j+3k 2. C = -6i+4j+7k, D=4i-j+5k 3. E= -i-5j + 2k, F = 8i+2j-6k
a) How many coils must a loop have with a cross-sectional area of 0.002 m^2 that is pulled through a bar magnet's magnetic field of 0.005T in 1.0 s in order for there to be an induced emf of 1.5 V? b) If the current in the wire is 0.01 A, what is the resistance of the wire?
A metal rod 0.84 m long moves with a speed of 1.9 m/s perpendicular to a magnetic field. If the induced emf between the ends of the rod is 0.39 V , what is the strength of the magnetic field? Express your answer using two significant figures.
Suppose a uniform magnetic field is perpendicular to a 8.5 by 11 in. sheet of paper and a rectangular metal loop lies on the page, with its edges lining up with the edges of the sheet. The magnetic field is changing with time as described by B = 1.21e-3t, where B is in Tesla's and t is in seconds. a) Is the magnetic field increasing or decreasing? b) Find the magnitude of the emf induced in the loop.
Suppose the 50 turn coil in the figure below lies in the plane of the page and originally has an area of 0.230 m². It is stretched to have no area in 0.100 s. X Bin XBin X V What is the direction? clockwise X counterclockwise X X What is the magnitude (in V) of the average value of the induced emf if the uniform magnetic field points into the page and has a strength of 1.75 T? X X 192 X