Homework Answers
Add Answer to:
Problem 2: Consider a 1m long solenoid with a diameter of 20mm consisting of three layers...
Magnetism and electromagnetism (9 Marks) Q2. A steel ring has a mean diameter of 20 cm...
Magnetism and electromagnetism
(9 Marks) Q2. A steel ring has a mean diameter of 20 cm and a cross-section of 25 car and a radial air gap 0.8 mm cut across it. When excited by a current of l A through a coil of 1000 turns wound on the ring core, it produces an air gap flux of /mWb. Calculate: (i) the total reluctance of the magnetic circuit. (ii) the relative permeability of steel. (4 Marks)
An air-core solenoid with 60 turns is 8.00 cm long and has a diameter of 1.20...
An air-core solenoid with 60 turns is 8.00 cm long and has a diameter of 1.20 cm. When the solenoid carries a current of 0.720 A, how much energy is stored in its magnetic field?
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energ...
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energy density in the air gap is 39788.74, determine i. Ignore fringing effect. Ho 4 x 10-7 H.m-1. (15 pts) Core: Area A Permeability a A. -5cm N, turns NB NA 50cm
Problem (2): owing magnetic circuit, the depth of...
Chapter 2 Question A toroidal core of relative permeability 1000 has a mean diameter of 300...
Chapter 2 Question A toroidal core of relative permeability 1000 has a mean diameter of 300 mm and a cross sectional area of 6 cm". The core is wound with 1000 turns. If a dc current establishes a flux in the core of 6 x 10-4 Webers, determine: (a) (1) the magnetic flux density. (ii) the inductance. (iii) the magnetic intensity (H). (iv) the stored energy.
how can I solve the following magnetic circuit? The iron core shown in Figure 15.13(a) has a cross section of 2 cm by 2 cm and a relative permeability of 1000. The coil has 500 turns and carri...
how can I solve the following magnetic circuit?
The iron core shown in Figure 15.13(a) has a cross section of 2 cm by 2 cm and a relative permeability of 1000. The coil has 500 turns and carries a current of i 2 A. Find the flux density in each air gap. tad in rioure 15 13hi First we compute the -_-10 cm-ㄧ 커←_-10 cm cITI Gap b 10cm 0.5 cm emGap
The iron core shown in Figure 15.13(a) has...
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack...
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack of height h. The rings have inner radius Ri and outer radius Ro. Assume that the iron is of infinite permeability (μ → x) and neglect the effects of magnetic leakage and fringing Ri N turns For Ri-3.2 cm, Roー4.1 cm, ћ-1.8 cm, g = 0.15 cm, N-72 turns, calculate a. The mean core length le and the core corss-sectional area Ac. b. The...
For problem f), the current value is not on the picture. How to find the force...
For problem f), the current value is not on the picture. How
to find the force and get the flux without current since F=Ni. Same
for problem g)
5. (34 points) A ferromagnetic core with a constant relative permeability of 2000 is shown in the following figure. The core depth is 6 cm, and all dimensions are as shown in the figure. The air gap length on the leftmost column of the core is 0.01 cm. Because of fringing effects,...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with magnetining curve shown 2. The coil A has 350 turns, and the coil Bhas 150 turns. The two coils are connected in series to a voltage source. The depth of the core is 2 cm. Given the dimensions (in cm) as shown in the fie I and to establish a flux density of 0.6 T in the airp. Determine: a. Reluctance of the magnetic...
Problem 28.26 A 32 cm -long solenoid, 1.8 cm in diameter, is to produce a 0.50...
Problem 28.26 A 32 cm -long solenoid, 1.8 cm in diameter, is to produce a 0.50 T magnetic field at its center. Part A If the maximum current is 4.1 A, how many turns must the solenoid have? Express your answer using two significant figures. V ΑΣφ ? N = Request Answer Submit Provide Feedback
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...
Magnetism and electromagnetism
(9 Marks) Q2. A steel ring has a mean diameter of 20 cm and a cross-section of 25 car and a radial air gap 0.8 mm cut across it. When excited by a current of l A through a coil of 1000 turns wound on the ring core, it produces an air gap flux of /mWb. Calculate: (i) the total reluctance of the magnetic circuit. (ii) the relative permeability of steel. (4 Marks)
Problem (2): owing magnetic circuit, the depth of the core is 5 em, the relative permeability of the the length of the air gap is 1 mm, N, 1000,42A, NA 500, ( 1A, Ns core is 4000, len i the energy density in the air gap is 39788.74, determine i. Ignore fringing effect. Ho 4 x 10-7 H.m-1. (15 pts) Core: Area A Permeability a A. -5cm N, turns NB NA 50cm
Problem (2): owing magnetic circuit, the depth of...
Chapter 2 Question A toroidal core of relative permeability 1000 has a mean diameter of 300 mm and a cross sectional area of 6 cm". The core is wound with 1000 turns. If a dc current establishes a flux in the core of 6 x 10-4 Webers, determine: (a) (1) the magnetic flux density. (ii) the inductance. (iii) the magnetic intensity (H). (iv) the stored energy.
how can I solve the following magnetic circuit?
The iron core shown in Figure 15.13(a) has a cross section of 2 cm by 2 cm and a relative permeability of 1000. The coil has 500 turns and carries a current of i 2 A. Find the flux density in each air gap. tad in rioure 15 13hi First we compute the -_-10 cm-ㄧ 커←_-10 cm cITI Gap b 10cm 0.5 cm emGap
The iron core shown in Figure 15.13(a) has...
2. The magnetic circuit of Fig. 1 consists of rings of magnetic material in a stack of height h. The rings have inner radius Ri and outer radius Ro. Assume that the iron is of infinite permeability (μ → x) and neglect the effects of magnetic leakage and fringing Ri N turns For Ri-3.2 cm, Roー4.1 cm, ћ-1.8 cm, g = 0.15 cm, N-72 turns, calculate a. The mean core length le and the core corss-sectional area Ac. b. The...
For problem f), the current value is not on the picture. How
to find the force and get the flux without current since F=Ni. Same
for problem g)
5. (34 points) A ferromagnetic core with a constant relative permeability of 2000 is shown in the following figure. The core depth is 6 cm, and all dimensions are as shown in the figure. The air gap length on the leftmost column of the core is 0.01 cm. Because of fringing effects,...
Problem 1 (30 points) The magnetic circuit shown in Fig. 1 is made of casteel with magnetining curve shown 2. The coil A has 350 turns, and the coil Bhas 150 turns. The two coils are connected in series to a voltage source. The depth of the core is 2 cm. Given the dimensions (in cm) as shown in the fie I and to establish a flux density of 0.6 T in the airp. Determine: a. Reluctance of the magnetic...
Problem 28.26 A 32 cm -long solenoid, 1.8 cm in diameter, is to produce a 0.50 T magnetic field at its center. Part A If the maximum current is 4.1 A, how many turns must the solenoid have? Express your answer using two significant figures. V ΑΣφ ? N = Request Answer Submit Provide Feedback
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...
Most questions answered within 3 hours.
-
While rotating the tires on your car you notice a rock [mass =
0.1 Kg] stuck...
asked 1 hour ago -
Using MARS simulator, write MIPS programs according to
the following scenarios: Receive a positive integer number...
asked 3 hours ago -
An object in front of a concave mirror has a real image that is
11.5 cm...
asked 3 hours ago -
Consider the reaction, C3 H8 + O2 --> CO2 + H2O. How many
moles of O2...
asked 5 hours ago -
You and your opponent both roll a fair die. If you both roll the
same number,...
asked 5 hours ago -
In a study of the accuracy of fast food drive-through orders,
Restaurant A had 257 accurate...
asked 5 hours ago -
Identify and describe in detail the four categories of
institutions that could be included in a...
asked 5 hours ago -
In python
class Customer:
def __init__(self, customer_id, last_name, first_name, phone_number, address):
self._customer_id = int(customer_id)
self._last_name =...
asked 6 hours ago -
What is an example of a limitation in implementing a new
ERP system and how it...
asked 5 hours ago -
In a section of 9.7cm of an artery with a radius of 2.6mm there
is a...
asked 5 hours ago -
the two carboxylic acid groups of aspartic acid have different
acidities with pKa values of 2.1...
asked 6 hours ago -
Would CuCO3 aqueous salt combined with calcium chloride
form a solid precipitate? If so, what would...
asked 6 hours ago