Reason for the change in the flux.
Q: The permeability of the iron core in a magnetic circuit at a given flux density is 900. To double…
A: Given : The permeability of the iron core in a magnetic circuit at a given flux density is 900. To…
Q: A core with three legs is shown in the figure below. Its depth is 5 cm, and there are 400 turns on…
A: The given data's are, The number of turns N=400 turns, The depth of the core is d=5 cm, The flux…
Q: Explain very briefly about the flux fringing and their place of occurrences.
A: Whenever the flux is developed within the air gap of the magnetic circuit, then this phenomenon is…
Q: An autotransformer is shown in Figure P14.68. Assume that all of the flux links all of the turns and…
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Q: the electric flux density
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Q: Show that the total magnetic force on any closed current loop in a uniformmagnetic flux density is…
A: let us assume circular current loop of radius of 'R' carrying current 'I' and placed in the XY plane…
Q: Consider the magnetic circuit in figure. A current of (3A) flows through 200 turns of wire around a…
A: a) Consider the magnetic circuit with air gap is shown in Figure 1. Figure 1 Consider the…
Q: For a P pole machine derive the flux per pole.
A: Average EMF generated by the armature of a DC generator (voltage across the brushes of different…
Q: The permeability of the iron in a magnetic circult at a given flux density is 900. To double the…
A: Relation between the magnetizing force H , Flux density B and the permeability is given by the…
Q: (a) A 6 pole, 2 circuit, wave-connected armature has 250 conductors and runs at 1200 r.p.m. The…
A: The solution is as follows.
Q: Basic source of magnetism
A: Magnetism is a force produced by a magnetic field.
Q: In your own words define magnetic flux and self-inductance?
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Q: What are the factors that determine the direction of the generated voltage in a conductor moving…
A: The recognised direction of a magnetic field is from the North Pole to its South Pole. This course…
Q: Publem #5: The eddy current loss of a dc machine is 300 W when the flux per pole is 30 mWb and the…
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Q: An 8-pole, wave-connected armature has 600 conductors and is driven at 625 rev/min. If the flux per…
A: The solution can be achieved as follows.
Q: 1. An 8-pole, wave-connected armature has 600 conductors and is driven at 625 rev/min. If the flux…
A: Consider the formula for the emf of the armature is given by, E=PNϕZ60A Here, ϕis the flux per pole…
Q: An 8-pole lap-connected armature has 40 slots with 12 conductors per slot generating a voltage of…
A: The voltage supplied to the motor by an external power source is known as EMF or electromotive…
Q: a) What would be the speed of the armature, if flux per pole is 0.007 Wb? b) If the armature is…
A: Given, Number of poles (p) =6 Number of slots=50 Each slot contains 20 conductors. Hence total…
Q: A given magnetic as a magnetic field Intensity the length of the magnetic path is doubled…
A: Magnetic field intensity is defined as magnetomotive force per unit length of the magnetic path and…
Q: (а) (i) , UTM Explain the term 'permeability' and what is the unit used? M TM (iii) Sketch suitable…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…
Q: What is electric flux density factor?
A: Electric flux density is defined as the amount of flux passes through the unit surface area in the…
Q: The permeability of the iron in a magnetic circuit at a given flux density is 900. To double the…
A: Relation between the flux density (B) , permeability μ and the magnetizing force H is as follows B…
Q: (a) For a P pole machine, derive the total flux per pole.
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Q: True or False: If the core material has a high reluctance, flux will flow freely in a magnetic…
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Q: Given a Magnetic flux density R- 5-2 4: what is the Magnetic Flux exiting the closed surface of the…
A: Given B=5z2 (phi_cap) -2<=rho=<2 And 1<=z<=4
Q: Find the magnetic flux density at the centre 'P' of a square of sides equal to 5m and carrying 10…
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Q: A long straight conductor is carrying 100 ampere current. Determine the flux density at a point 8 cm…
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Q: The magnetic structure in the figure below is made of silicon steel. Determine the values of IB…
A: Note: Relative permeability (μr) for silicon steel is not given . We assume μr = 2000 Given NB=…
Q: show thatvthis is a magnetic flux density: then prove and interpret it with reasons on each step
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Q: What is the name of the magnetic squares used to find iron loss
A: The solution is provided in the following section.
Q: for given flux density find value of K.
A: Given flux density is - B→=4xax→+2kyay→+8az→ Wb/m2
Q: 02//For the hysteresis loop shown in Figure (2), find: (0 coercive magnetic force, (i) saturation…
A: 2) From the hysteresis loop as shown in the above figure following data is found below: a) Coercive…
Q: raw a complete and detailed vertical cross dc,machine Label all parts, Show the path of the flux?
A: A DC machine is an electrical device which converts mechanical energy into electrical energy or…
Q: An iron core has 250 times more flux density than air for the same field intensity. What is the…
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Q: By changing the number of turns/ windings. Does the most effective electromagnet have more or fewer…
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Q: define energy and co-energy and sho them in graph of bonding flux with respect to Magnetizing…
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Q: The symbol for flux density is and the unit is Magnetic lines seek A conductor is carrying current…
A: Since you have asked multipart questions, we will solve the first three subpart for you. If you want…
Q: 12. Identify which of the following is the unit of magnetic flux density? a. Weber per centimeter…
A: In this question we need to choose a correct option
Q: Answer the following a. How does the relative permeability of a ferromagnetic material vary with…
A: (A): In empty, or free, space the magnetic flux density is the same as the magnetizing field because…
Q: Which factor does not affect the resistance of the armature winding? A. cross sectional area of the…
A: In this question, choose the correct option Which factor does not affect the resistance of the…
Q: (a) Explain briefly what is fringing effect and leakage flux.
A: “Since you have asked multiple questions, we will solve the first question for you. If youwant any…
Q: 2. To induce a voltage in a loop of wire, what must be present? A magnetic force, a ladder, and a…
A: Option: 4 is correct answer
Q: Which of the following is the analogous of current in an electrical circuit when it is compared to a…
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Q: Explain the principles of starting a slotted pole by drawing a phase diagram of fluxes
A: The given structure will be for AC machines. The detailed analysis of the construction and waveforms…
Q: (a) Explain hysteresis loss in a magnetic core.
A: We are authorized to answer one question at a time since you have not mentioned which question you…
Q: Explain why the proportional relationship between the magnetic field strength of an electromagnet…
A: The reason is very simple which is based on Faraday's law of induction
Q: Both flux density and magnetic filed intensity affect the hysteresis loss.
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Reason for the change in the flux.
Step by step
Solved in 2 steps with 1 images
- Q1: Start from first principles to prove that: "For a fixed flux density, the volume of the ferromagnetic core is directly proportional to the energy stored in the magnetic field".What is electric flux density factor?define energy and co-energy and sho them in graph of bonding flux with respect to Magnetizing current
- An iron ring mean length 100 cm with an air gap of 2 mm has a winding of 200 turns. If the permeability of iron is 600. When a current of 3 A flows in the winding, determine the flux density. Neglect fringing.By referring to Lenz’s Law, with aids of drawing, discuss the induced current process in magnetic circuitAn iron ring of mean length 100 cm with an air gap of 2 mm has a winding of 500 turns. The relative permeability of iron is 600. When a current of 3 A flows in the winding, determine the flux density. Neglect fringing.