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QUESTION 1 a up to 8ms. Sketch the induced Figure Ql(a) represents a core and its...
use PTC Mathcad prime 3.1 to plot the result and please show all steps !! -...
use PTC Mathcad prime 3.1 to plot the result and please show
all steps !!
- The core shown in Figure P1-2 has the flux o shown in Figure P1-12. Sketch the voltage present at the terminals of the coil. -10cm- 20cm— 500 tons 15 cm Core depth = 5 cm 0.010---- 0.005 (ms) -0.005 -0.010---
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is...
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is 14 = 2000. Total number of winding turns in the left winding is NL = 100 and in the right winding is Nr = 10. Assume that the core cross section is uniform and the combined length of all air-gaps is much smaller than the dimensions of the core cross-section. Calculate the following: a) The magnetomotive force in the core if i = 2...
problem 1: the magnetic core shown in the figure has the following parameters ELECTRICAL ENGINEERING DEPARTMENT...
problem 1: the magnetic core shown in the figure has the
following parameters
ELECTRICAL ENGINEERING DEPARTMENT CALIFORNIA POLYTECHNIC STATE UNIVERSITY EE 255 Assignment #3 Problem 1: The magnetic core shown in the figure has the following parameters: 1 = 10 cm , A = 2.5 cm, N = 100 turns, u = 5000, andf = 60 Hz. For a current of I() = 5 cos(01) A, determine: (a) Flux in the core, (b) Flux linkage, (c) Inductance (L-0.157 H), and...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0 = 4x10 Figure 1. a. If the Is=39.78A, N=1000 turns, h=10cm, cross-section area A=400cm ignore the magnetic core's reluctance and fringing effect, what's the magnitude of flux density in airgap and what's the direction of the flux density? (4) b. abed is a loop perpendicular to the core's cross section area. ab=cd=10cm, ac=6cm. If I=1A, what's the torque on this loop? (4) c. If...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is cast steel. The center limb has a cross-sectional area of 800mm2 and the other side limbs have a cross sectional area of 500mm2. The effective air gap length, lac is Imm, core length, loc= 150mm . ladb = laeb = 340mm . A coil of 400 turns is wound on the center limb. Neglect any magnetic leakage and fringing effect. i. Draw the equivalent...
Problem 1) A ferromagnetic core with relative permeability 1000 has a depth of 5 cm as...
Problem 1) A ferromagnetic core with relative permeability 1000 has a depth of 5 cm as shown below. All the dimensions are shown in the diagram. Due to fringing effects, the effective area of the air gaps is 10% larger than their physical sizes. a) [10 marks] For i-5 A, draw the equivalent magnetic circuit and determine the flux values for the left, middle, and right arms of the core. b) [3 marks] Now wrap a second coil of 100...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap- c) Calculate the flux o through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate...
1-8. A core with three legs is shown in Figure P1-5. Its depth is 5 crn,...
1-8. A core with three legs is shown in Figure P1-5. Its depth is 5 crn, and there are 100 turns on the leftmost leg. The relative permeability of the core can be assumed to be 2000 and constant. What flux exists in each of the three legs of the core? What is the flux density in each of the legs? 9 cm 9cm 25 cm 15 cm 25 cm 9 em 2 A 25 cm 100 tums 0.05 cm...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap c) Calculate the flux • through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate the inductance...
ANSWER ALL THE QUESTIONS Question 1 For the circuit shown in Figure Q1, select a value...
ANSWER ALL THE QUESTIONS Question 1 For the circuit shown in Figure Q1, select a value of R so that the energy stored in the inductor is equal to the energy stored in the capacitor at steady state. 22 Ω 10mH 15v (t Figure Q1 (5 marks) Question 2 For the network in Figure Q2. (a) Find the mathematical expressions for the voltage yz and the current ic following the (9 marks) (4 marks) closing of the switch. (b) Sketch...
use PTC Mathcad prime 3.1 to plot the result and please show
all steps !!
- The core shown in Figure P1-2 has the flux o shown in Figure P1-12. Sketch the voltage present at the terminals of the coil. -10cm- 20cm— 500 tons 15 cm Core depth = 5 cm 0.010---- 0.005 (ms) -0.005 -0.010---
Question 7 A magnetic core is shown in Figure 1. Relative permeability of the core is 14 = 2000. Total number of winding turns in the left winding is NL = 100 and in the right winding is Nr = 10. Assume that the core cross section is uniform and the combined length of all air-gaps is much smaller than the dimensions of the core cross-section. Calculate the following: a) The magnetomotive force in the core if i = 2...
problem 1: the magnetic core shown in the figure has the
following parameters
ELECTRICAL ENGINEERING DEPARTMENT CALIFORNIA POLYTECHNIC STATE UNIVERSITY EE 255 Assignment #3 Problem 1: The magnetic core shown in the figure has the following parameters: 1 = 10 cm , A = 2.5 cm, N = 100 turns, u = 5000, andf = 60 Hz. For a current of I() = 5 cos(01) A, determine: (a) Flux in the core, (b) Flux linkage, (c) Inductance (L-0.157 H), and...
1. A rectangular loop in the airgap of a magnetic core is shown in Fig.1 M0 = 4x10 Figure 1. a. If the Is=39.78A, N=1000 turns, h=10cm, cross-section area A=400cm ignore the magnetic core's reluctance and fringing effect, what's the magnitude of flux density in airgap and what's the direction of the flux density? (4) b. abed is a loop perpendicular to the core's cross section area. ab=cd=10cm, ac=6cm. If I=1A, what's the torque on this loop? (4) c. If...
QUESTION 2 a) Given a magnetic circuit as shown in Figure Q2 where its core is cast steel. The center limb has a cross-sectional area of 800mm2 and the other side limbs have a cross sectional area of 500mm2. The effective air gap length, lac is Imm, core length, loc= 150mm . ladb = laeb = 340mm . A coil of 400 turns is wound on the center limb. Neglect any magnetic leakage and fringing effect. i. Draw the equivalent...
Problem 1) A ferromagnetic core with relative permeability 1000 has a depth of 5 cm as shown below. All the dimensions are shown in the diagram. Due to fringing effects, the effective area of the air gaps is 10% larger than their physical sizes. a) [10 marks] For i-5 A, draw the equivalent magnetic circuit and determine the flux values for the left, middle, and right arms of the core. b) [3 marks] Now wrap a second coil of 100...
Question. 1 A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap- c) Calculate the flux o through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate...
1-8. A core with three legs is shown in Figure P1-5. Its depth is 5 crn, and there are 100 turns on the leftmost leg. The relative permeability of the core can be assumed to be 2000 and constant. What flux exists in each of the three legs of the core? What is the flux density in each of the legs? 9 cm 9cm 25 cm 15 cm 25 cm 9 em 2 A 25 cm 100 tums 0.05 cm...
A series-parallel magnetic circuit with its pertinent dimensions in centimeters is given in Figure 1. If the flux density in the air-gap is 0.5 T and the relative permeability of the magnetic region is 500, calculate; a) Calculate the flux density in the air gap b) Calculate the reluctance of the air gap c) Calculate the flux • through the coil in the figure d) The current in the 1000-turn coil using the magnetic circuit approach. e) Calculate the inductance...
ANSWER ALL THE QUESTIONS Question 1 For the circuit shown in Figure Q1, select a value of R so that the energy stored in the inductor is equal to the energy stored in the capacitor at steady state. 22 Ω 10mH 15v (t Figure Q1 (5 marks) Question 2 For the network in Figure Q2. (a) Find the mathematical expressions for the voltage yz and the current ic following the (9 marks) (4 marks) closing of the switch. (b) Sketch...
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