0 = 4 x 104 Wb Cross-sectional area = 0.01 m? N turns
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter14: Basic Trigonometry And Vectors
Section: Chapter Questions
Problem 10RQ
Related questions
Question
For the electromagnet of Figure-
a. Find the flux density in the core.
b. Sketch the magnetic flux lines and indicate their
direction.
c. Indicate the north and south poles of the magnet.
Expert Solution
Step 1
The magnetic flux density (B) is the ratio of magnetic flux (∅) to area of cross section (A) and given by:
Hence, the magnetic flux density is 0.04 Wbm-2.
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