For the electromagnet in Fig. 11.75:
a. Find the flux density in Wb/m2.
b. What is the flux density in teslas?
c. What is the applied magnetmotive force?
d. What would the reading of the meter in Fig. 11.14 read in gauss?
Fig. 11.75
(a)
The value of flux density.
Answer to Problem 1P
The value of flux density is
Explanation of Solution
Concept used:
Write the expression for magnetic flux density:
Here,
Calculation:
Substitute
Conclusion:
Thus,value of flux density is
(b)
The flux density in tesla.
Answer to Problem 1P
The value of flux density in tesla is
Explanation of Solution
Concept used:
Calculation:
The value of flux density
Conclusion:
Thus, value of flux density in tesla is
(c)
The value of applied magnetomotive force.
Answer to Problem 1P
The value of applied magnetomotive force is
Explanation of Solution
Concept used:
Write the expression for magnetomotive force.
Here,
Calculation:
Substitute
Conclusion:
Thus,value of applied magnetomotive force is
(d)
The value of flux density in gauss.
Answer to Problem 1P
The value of flux density in gauss is
Explanation of Solution
Concept used:
Calculation:
The value of flux density
Conclusion:
Thus, the value of flux density in gauss is
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Chapter 11 Solutions
Introductory Circuit Analysis