Q/ A 2200/200 V, single-phase transformer taken 1A at the H.V side on no-load at a p.f. of 0.385 lagging .The iron losses is 847 watt. If a load of 50A at power o.8 lagging is taken from the secondary of the transformer. The actual primary current is 5.4 A. The primary power factor is 0.74 lagging Find : The iron losses is ........watt * If a load of 50A at power o.8 lagging is taken from the secondary of the transformer. The actual primary current is...... A * The primary power factor is 0.74 lagging *

Q: 1. If a 0.6 accuracy class current transformer has a phase angle of + 10 at 100% rated current, the…

A: Ans.(1). Value of 'β=10'

Q: Question- For a single phase 440/110 V transformer having input on primary side at no load is 100 W.…

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Q: Q11- Asingle phase transformer take 10 A on no load at p.f. 0.2 lagging. The turns ratio is 4/1…

A: Given data, No load current is given 10 A at 0.2 PF lagging. ie=10∠-cos-10.2=10∠-78.460 Secondary…

Q: A 440/110 V single phase transformer when operated at no load has 6 A No current takes at 0.25…

A: solution: Given data; single phase transformer: 440/110 V, no load current Io=6 A, cosϕo=0.25,…

Q: The flux linking of winding 2 if the current in the winding 1 is -4 A, and the current in winding 2…

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Q: 23. The secondary windings of a 60 Hz transformer has 50 tums. If the induced voltage of this…

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Q: The core of a three phase, 60 Hz, 11000/750 V delta/star, 310 kVA, core-type transformer operates…

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Q: Explain the operation of a single phase transformer at no-load. Draw the phasor diagram and…

A: Transformer is a static device which transfers power from one circuit to another circuit without…

Q: Ideal transformer with primary of 200 turns and secondary of 100 turns. The primary is connected to…

A: secondary voltage = primary voltage×secondary turnsprimary turns. current in load = power delivered…

Q: Transformation ratio in a single phase transformer is given by .. a. E, /E2 b. N, /N2 c. E, /E, С.…

A: Transformer ratio is an important ratio used in various calculations. It is the ratio of…

Q: Two 100-kW, single-phase transformers are connected in parallel both on the primary and secondary.…

A: Condition for parallel operation of transformer  Same polarity Same phase sequence  Same frequency…

Q: construction H.W What is the Transformer construction? Give me types of transformer?

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Q: A single phase transformer takes 10 A on no load at p.f. of 0.2 lagging. The turns ratio is 4: 1…

A: We have a single phase transformer having, No-load current (I) = 10 A Power factor (Cos ϕ0) = 0.2…

Q: A single pahse transformer has 700 primary and 2100 secondary turns. The primary is connected to 400…

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Q: A 3-phase 100OKVA, 11000/416 transformer is delta-connected on the primary and star connected on the…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: At the end of a one-phase supply line with a series impedance of 1+j2 ohms, a 50 kVA, 2400/240 volt,…

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Q: A transformer is needed that will cause resista nce of 252 to appear a 240 Vyms. an actual load 100R…

A: a)Given

Q: A single pahse transformer has 230 primary and 870 secondary turns. The primary is connected to 400…

A: We have an Single phase transformer with, Primary Turns (N1) = 230 Secondary Turns (N2) = 870…

Q: In the transformer circuit below, a load of 2.5cis 20° Ohms is connected to the output terminals of…

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Q: current flowing in the of a transformer creates an alternating which establishes an alternating flux…

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Q: Q:A 50 Hz, single phase transformer has a tums ratio of 6.The resistances are 0.9 2 and 0.03 Q and…

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Q: öialg äbäi A 220/1100 V transformer takes no- load current of 5A and absorbs 200 W. What is no load…

A: In this question , single phase transformer is given...No load current is given..No load losses…

Q: SKVA, 50Hz, single phase transformer, the primary voltage of the transformer is 110V. Reqand X is…

A: Given data, Voltage (Vp)=220 VResistance(Req)=026ΩImpedance(Xeq)=0.4ΩVoltage…

Q: A 50 kVA transformar has a core loss of 500 W and full load core loss of 900 W. The load at which…

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Q: Core losses of a single phase 400/240 V, 20 kVA, 50 Hz transformer is 700 W. Maximum efficiency of…

A: Given, Core losses of a single phase 400/240 V, 20 kVA, 50 Hz transformer is 700 W. (Pi=0.7 kW)…

Q: 1) Calculate the maximum RMS current in p.u. that guarantees the equality of losses between the…

A: Given : KVA rating is 400 KVA PCP=6% Find the RMS value of current in PU  For 12 pulse converter…

Q: The transformation ratio for the below transformer is 5:1. Assume 240Vrms is applied to the…

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Q: 6. 150 kVA, 2800-240 V, 50 Hz transformer. Reg.Ls = 0.0082N , Xeq.Ls = 0.02230 Step down transformer…

A: Note: We are authorized to answer three subparts at a time since you have not mentioned which part…

Q: SKVA, 50Hz, single phase transioer, the primary voltage of the transformer is 110v. Roy and X is…

A: Given data, Voltage Vp=110V Resistance Req=0.26Ω Reactance=j0.4Ω V.R.=15% Power factor P.F.=0.707…

Q: Question In a single-phase transformer, the total iron loss is 2500 W at nominal voltage of 440 V…

A: Given- A single-phase transformer, Total iron loss P1=2500 W, Voltage V1=440 V, Frequency f1=50 Hz,…

Q: 1- A 50 Hz, 1-ph transformer has a turn ratio of 6. The resistances are 0.92 and 0.032, and the…

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Q: For a step up transformer. . a. V2 <V, b. E, < E, c. N2 < N, d. I2 < I,

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Q: A 10 KVA, 400 / 200 V single phase transformer with resistance 4 percent and reactance 6 percent…

A: 10 kVA, 400/200 V single phase transformer- Resistance = 4%, Reactance = 6%, Current = 50 A, To…

Q: A power company supplies power to a small town that is 10 km away from the nearest substation. The…

A: The above question is based on the power system transmission network.To transfer impedance from one…

Q: Q2/3-phase.E.W.C. R using center tap transformer supplies highly inductive load, find: 1. The…

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Q: A non-ideal 1-phase transformer has turns ratio 5:1 with 120Vac primary.  The primary impedance is 1…

A:

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.