Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 12, Problem 10P
Find the current necessary to establish a flux of
Fig.12.37
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Prob.3. The total loss in a sample of sheet steel weighing 10 kg is 20
watts at 50 c/s and 35 watts in 75 c/s poth being measured at the same peak
flux density. Separate the loss at 50 c/s into its hysteresis and eddy current
сотрonеnt.
Show the complete solution.
1. A solenoid 20 cm long is wound with 300 turns of wire and carries a current of 1.5 A. What is the approximate relative permeability of this core so as to produce a magnetic field of 0.6 T inside?
A. 225
B. 212
C. 210
D. 280
8. Two coils have inductance of 4 mH and 9 mH and coefficient of coupling is 0.50. If the two coils are connected in series opposing, the total inductance will be
A. 10 mH
B. 8 mH
C. 9 mH
D. 7 mH
A coil with 150 turns is wound over a 200 cm a cylinder iron core whose relative permeability is 250. If a current of 2 A is pass through the coil, determine the flux density in the core.
Chapter 12 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 12 - Using Appendix E, fill in the blanks in the...Ch. 12 - Repeat Problem 1 for the following table if...Ch. 12 - For the electromagnet in Fig. 12.34 a. Find the...Ch. 12 - Which section of Fig. 12.35-(a), (b), or (c)-has...Ch. 12 - Find the reluctance of a magnetic circuit if a...Ch. 12 - Prob. 6PCh. 12 - Find the magnetizing force H for Problem 5 in SI...Ch. 12 - If a magnetizing force H of 600 At/m is applied to...Ch. 12 - For the series magnetic circuit in Fig. 12.36,...Ch. 12 - Find the current necessary to establish a flux of...
Ch. 12 - a. Find the number of turns N1 required to...Ch. 12 - a. Find the mmf (NI) required to establish a flux...Ch. 12 - For the series magnetic circuit in Fig.12.40 with...Ch. 12 - a. Find the current I required to establish a flux...Ch. 12 - Prob. 15PCh. 12 - Determine the current I1 required to establsh a...Ch. 12 - a. A flux of 0.210-4Wb will establish sufficient...Ch. 12 - For the series-parallel magnetic circuit in Fig....Ch. 12 - Find the magnetic flux established in the series...Ch. 12 - Prob. 20PCh. 12 - Note how closely the B-H curve of cast steel in...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Biot-Savart law expresses the magnetic flux intensity produced by a dc electrical current Select one: O a. True b. None of the above O c. Falsearrow_forwardConsider a ferromagnetic ring (nucleus) that has a mean circumference of 40 cm, 300coiled copper turns and a sectional area of 5 cm2. A current of 2 is appliedA to winding, producing a flux of 1.5 mWb.Determine the permeability of the core material.Determine the relative permeability of the core material.If the ferromagnetic ring has an air gap of 2 mm. Find the required MMFso that the flux density in the gap is 0.5 T.arrow_forward2. AC-core with a gap of 0.0001m has a coil number of 100 and a current of 10mA. First find the Reluctance of the core given that the Iron core has a negligible reluctance and only the air reluctance contributes to the majority of reluctance. The core has a cross sectional area of 2cm^2. Next find the flux flowing thru the C-core.arrow_forward
- 13 - Which of the following is true about the magnetic field in the Biot-Savart law?I. is inversely proportional to r.II. It is inversely proportional to r2.III. It is directly proportional to the current. A) Yalnız I B) II ve III C) Yalnız III D) I ve III E) Yalnız IIarrow_forwardCalculate the core area in Cm 2 required for a 1600kVA, 6600/440 V, 50Hz single phasetransformer. Assume maximum flux density of 1.2 Wb/m 2 and induced voltage per turn 0f30Varrow_forwardDiscuss (Ego /Is) curvebriefly Magnetic characteristic, no load saturation characteristic or open circuit characteristic (0.C.C). upward downward ... Ego Vs If 200 180 160 ↑ 140 120 Ego 100 80 60 40 20 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 If محدة الأمريكية(arrow_forward
- A 10, 120 V, 60 Hz supply is connected to the coil The coil has 200 turns. The parameters of the core are as follows: Length of core = 100 cm Cross-sectional area of core = 20 cm? Relative permeability of core = 2500 Obtain an expression for the flux density in the core.arrow_forwardIn a certain cast-steel core series magnetic circuit with a 400 turns, 170 At/m, mean length of 0.16 m and 0. 002 square meters cross-sectional area. the value of current to develop a 0.0004 Wb isarrow_forward(2) ahās In a certain cast-steel core series magnetic circuit with a 400 turns, .15 170 At/m, mean length of 0.16 m and 0. 002 square meters cross-sectional area. the value of current to develop a 0.0004 Wb is 48 mA 58 mA None of them 68 mA 38 mAarrow_forward
- Which of the following is not true for ferromagnetic materials? Please choose one: a. High?mthey have value. b.Above the Curie temperature, they lose their non-linear properties. C. a fixedµrthey have value. D.The energy loss is proportional to the area of the hysteresis loop.arrow_forwardThe permeability of an annealed iron core is 5600 × 10-6 Tm/At when the current is 80 mA. The coil consists of 200 turns on core 20 cm in length. Find (a) the field intensity, (b) the flux density, and (c) its relative permeability.arrow_forwardQ1. For the circuit shown below, if the cross-sectional area is Ac=12cm², u=200, Mean core length Le=48 cm, and the coil has 220 turn. Calculate: a. The total reluctance of core Sj. b. The current I to generate flux density B=1.1 T. c. Let us make an air-gap of 0.5 cm length : 1. Find the reluctance for iron and air neglecting magnetic leakage and fringing. 2. Calculate the current I2 required to achieve the same flux density B=1.1 T. N=220 turnarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSON
Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage Learning
Programmable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
Fundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill Education
Electric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSON
Engineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:9780078028229
Author:Charles K Alexander, Matthew Sadiku
Publisher:McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:9780134746968
Author:James W. Nilsson, Susan Riedel
Publisher:PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:9780078028151
Author:Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:Mcgraw-hill Education,
Optical fiber cables, how do they work? | ICT #3; Author: Lesics;https://www.youtube.com/watch?v=jZOg39v73c4;License: Standard Youtube License