1-The secondary winding of current transformer is always kept close               2-The imaginary component of no load current Io is responsible for generation flux Φ in transformer

Q: The core losses in the transformer are also called O Variable losses O Winding losses O Constant…

A: Core losses in the transformer is called?

Q: A coil that con sists of 450 windings is wound around a bakelite rin g. The mean diameter of the…

A: We are authorized to answer only 1 question at a time since you have not mentioned which question…

Q: Magnetic field force lines created by the primary coil in transformers pass through the secondary…

A: A primary voltage produces an alternating current through the primary coil. Due to this primary coil…

Q: length of 7 cm and cross section of 0.001 .and permeability of 0.01885 Wb/A.turns.m اختر أحد…

A: Effective thickness l=7 cm = 0.07 m. Cross sectional area a=0.001 m2. Magnetic permeability…

Q: False True Q1 In closed series magnetic circuit, the flux concentration in these parts will be low…

A: For part 1 question, In a closed series magnetic circuit, the flux concentration in these parts will…

Q: A single-phase 111-V, 50-Hz supply is connected to a coil with 200 turns of a coil-core assembly as…

A: Given- Single-phase 111-V, 50-Hz supply, E=111 V, Frequency f=50 Hz, Number of turns N=200, To Find-…

Q: A 5000 V / 320 V, 50HZ single-phase transformer is to have an approximate e.m.f. per turn of 25 V…

A:

Q: Q.4/ choose true or false: 1. The reluctance of any core is proportional directly with the length of…

A: As per Bartleby guidelines we are allowed to solve only three subparts, please ask the rest again.

Q: Q-3 A) If tension surface of the globule in transformer oil is 0.05N/m, radius of globule is 1um,…

A: The critical electric field at which the globule becomes unstable is given by the expression as…

Q: Q1- The given ferromagnetic core relative permeability is 800. Determine the total reluctance of the…

A: According to the question given the value of relative permeability and measurement of core and we…

Q: We may attach more than 2 winding to a magnetic core to generate different levels of voltage and it…

A: A multi windings transformer can have more than one primary and more than one secondary windings.…

Q: For the following magnetic circuit, the flux passing through the core is 1.32 mWb, the cross section…

A: The force acting on a wire positioned at right angles to the magnetic field is known as the magnetic…

Q: A single-phase transformer is required to step down the voltage from 1100 V to 230 V at 50 Hz. The…

A:

Q: Open circuit test on transformers is conducted to determine O Eddy current losses O Copper losses O…

A: Electrical machines can be either DC or AC machines. Transformer is an AC machines with no rotating…

Q: A 4500 V / 360 V, 50Hz single-phase transformer is to have an approximate e.m.f. per turn of 25 V…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: A two-legged core is shown in figure below. The winding on the left leg of the core (N) has 800…

A: We have given the following problem A two legged core is shown below the winding on the left leg of…

Q: In a certain cast-steel core series magnetic circuit with a 400 turns, 170 At/m, mean length of 0.16…

A: Given, Number of turns, N= 400 turns Magnetic Field intensity, H= 170 AT/m Mean length, L= 0.16 m…

Q: A magnetic circuit has a m.m.f. of 400 AT and a reluctance of 2 x 105 AT/Wb. The magnetic flux in…

A: Given: A magnetic circuit has, MMF = 400 AT Reluctance = 2×105 ATWb. The magnetic flux =?

Q: A magnetic ring has reluctance of 1.675 x 106 AT weber. The flux to be produced by the coil is 800 x…

A: Given a magnetic ring has, Reluctance = 1.675×106 ATweber Flux = 800×10-6 weber.

Q: construct an winding diagram with -4 poles -26 conductors -double layer -simplex wave winding, 2…

A:

Q: For problem 1-3, consider Figure 1. 2:1 120 Vrms ooooo rellle D. 84.9 V 2. The dc voltage at the…

A: We need to analyse the given half wave rectifier circuit

Q: Question: 01 A three-legged circular core is shown in figure below. The winding on the left leg of…

A: To determine the total area of the three-legged circular core shown in figure. Now, the Area of leg…

Q: A 4250 V / 260 V, 50Hz single-phase transformer is to have an approximate e.m.f. per turn of 15 V…

A:

Q: followings A. Find the current supplied by the battery to the following circuit of when a "short'…

A:

Q: A solenoid has a magnetic reluctance of 2.2 x 10-3. It has 300 turns and a core area of 5 sq. cm.…

A:

Q: In a certain magnetic circuit, the core is represented two reluctances as shown below. Assume a…

A: In this question, we need to determine the current in the circuit to produce the given flux. We…

Q: u, = 2500, and aܕ ln a certain magnetic circuit, the core is represented two reluctances as shown…

A:

Q: The reluctance is -proportional to flux

A:

Q: In transformer, the hysteresis loss depends on, load current only frequency only flux density both…

A:

Q: A single-phase 111-V, 50-Hz supply is connected to a coil with 200 turns of a coil-core assembly as…

A: Given- A Single phase transformer with, Single phase supply voltage, e=111 V. Frequency, f=50 Hz.…

Q: For the following magnetic circuit, the flux density is 1 T and magnetic field intensity is 700…

A:

Q: Single phase transformer has transformation ratio 6600/250 , 50 hertz, N2 =50. find maximum magnetic…

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Q: then the AT required

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Q: In induction type energy meter, load current I produces an alternating flux f1. In this case l, is…

A: Current and flux are in phase .here pase difference is zero degrees

Q: (B) -Indicate whether the following statements are true or false and correct the false statements…

A: In this question we will write answers related to transformers , dc machines... Note :- as per our…

Q: What is the commutation process?

A: commutation process is related with the DC machine .

Q: Ip Ep=40 V f = 60 Hz N₂ = 20- N₁ = 120 Find the maximum flux m om = Find the magnitude of the…

A: In this question, we need to determine the magnitude of the induced secondary voltage Es ,  maximum…

Q: 3. The maximum flux density in the core of 240/2400 V, 50 Hz, single phase transformer is I Wb/m? if…

A:

Q: There is 50 mA of current through a coil with 250 turns. The flux is 150 µWb. What is the mmf? What…

A: Given data, Current (I)=50 mA Number of turns of coil N = 250 turns Flux ϕ=150 μwb

Three-Phase Transformers

Three-segment transformers are a type of transformer used to transform voltages of electrical systems into three ranges. Two type transformers are shell-type transformer and core type transformer. In brief, it could be described because of the exquisite kinds of configurations.

Transformer

Ever since electricity has been created, people have started using it in its entirety. We see many types of Transformers in the neighborhoods. Some are smaller in size and some are very large. They are used according to their requirements. Many of us have seen the electrical transformer but they do not know what work they are engaged in.