Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
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Chapter 31, Problem 26SP
(a)
To determine
The magnetic field at the point,
(b)
To determine
The magnetic field at the point
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Two horizontally displaced long parallel wires have currents flowing as shown. The distance between the wires is d = 0.0350m. The current IA in wire A is 8.50 (A), OUT. The current IB in wire B is 9.50 (A), IN. Note: µo = 1.257x10-6 T·m/A= 4π x10-7 T·m/A. For parts (a), (b) and (c) see figure 1; for part (d), figure 2.(a) What is the magnitude and direction of the magnetic field due to wire A at midpoint P of the perpendicular segment between the wires?(b) What is the magnitude and direction of the magnetic field due to wire B at midpoint P of the perpendicular segment between the wires?(c) What is the magnitude and direction of the net magnetic field due to both wires at midpoint P of the segment?(d) Now turn your attention to figure 2. What is the magnitude and direction of the force on a 1.00 m section of wire B due to the field from wire A? Indicate the direction of the force on wire B with an arrow whose tail is at wire B. SHOW WORK INCLUDING GRAPHICAL ELEMENTS YOU DRAW IN…
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Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
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- Tutorial Exercise In an experiment designed to measure the Earth's magnetic field using the Hall effect, a copper bar 0.495 cm thick is positioned along an east-west direction. Assume n = 8.46 × 1028 electrons/m³ and the plane of the bar is rotated to be perpendicular to the direction of B. If a current of 8.00 A in the -12 conductor results in a Hall voltage of 4.37 x 10 V, what is the magnitude of the Earth's magnetic field at this location? Part 1 of 3 - Conceptualize From this Table of Approximate Magnetic Field Magnitudes, the magnitude of the Earth's magnetic field is about 50 μT. We expect a result with this order of magnitude. Part 2 of 3 - Categorize We will find the magnitude of the magnetic field from the equation for the Hall effect voltage. Part 3 of 3 - Analyze Hall effect voltage is given by the following. IB nqt' AVH where I is the current, n is the volume density of electrons, B is the magnitude of the magnetic field, and t is the thickness of the copper bar. Solving…arrow_forwardA conductor of length 2.5 m located at z-0, x-3 carries a current of 10A in (-ay) direction. Find the uniform B in the region if the force on the conductor is 1.2 x 10-2ax+az V2arrow_forwardIf an electric current of 8A is split into three branches, forming a parallel combination, and the lengths of the wires in these branches are in the ratio 3:4:5, while their diameters are in the ratio 2:3:4, then what is the current flowing through first branch? Assume that all the wires are made of the same material. A) 448 A OB) 0.60 A OC) 1.54 A OD) 2.50 A OE) 7.90 A A erabakarrow_forward
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