Q2: Draw the circuit diagram, write down the governing equations, and draw the phasor diagram with V, reference, for the exact equivalent circuit of 2-winding transformer of lagging load. Define the parameters of the circuit.
Q: Q2/A/ What are the conditions for satisfying parallel operation of single phase transformer? Deduce…
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Q: Derive emf equation for an ideal transformer
A: We will use faraday law to derive EMF equation of ideal transformer.
Q: electrical what is the disadvantages of potential transformer ?
A: Potential transformer : The definition of a potential transformer is a device used to transmit…
Q: Equivalent circuit diagram and electromotive force phasor for the idle operation of a step-up phase…
A: A transformer is a static device, it consist of two winding interlinked by common magnetic circuit…
Q: If the open circuit voltage is 225V and the full load voltage is 200V, then the percentage…
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Q: Explain in detail "phase shift in star delta transform" for positive and negative sequence voltages.…
A: Types of phase sequence in unbalanced system Positive phase sequence Negative phase sequence…
Q: A12 Efficiency of DC machine is high as compared to the transformer. (TRUE/FALSE)
A: In all electrical machines transformer will have higher efficiency. Because there are no rotational…
Q: Consider Figure 1 of the text. For an ideal phase-shifting transformer, the impedance is unchanged…
A: Whenever the impedance is seen from the other side of the transformer it is given as:
Q: Q3) What are the elements finding from no-load test of single phase transformer?
A: At no load test rated voltage is applied with secondary open circuited. At no load only magnetizing…
Q: The efficiency of transformer is maximum at 10O0% loading? * True False
A: The given statement is a false statement.
Q: b) A single-phase transformer with 10: 1 turns-ratio and rated at 50 kVA, 2400-V/240-V, 50-Hz is…
A: (b): Given in the question: Turns ratio: N1N2=101 Voltage on the primary side is: V1 = 2400V Voltage…
Q: Using various types of transformers, give 10 impacts to the end-users per type of transformer in…
A: In this solution physical features, advantages and applications of Autotransformer, Power…
Q: 2) With the help of illustration given below, evaluate with a discussion the points mentioned in the…
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Q: What conclusions you can come up with after implementing open circuit test on single phase…
A: Conclusions from open circuit test on single phase transformer
Q: Discuss the relationship between the operating frequency and the transformer size? Through your…
A: Considering the EMF equation of the transformer, E=4.44×f×Bm×N×A Here, E is emf, f is frequency, Bm…
Q: Derive step by step, the electromotive force equation for a single-phase transformer.
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Q: 0 A method for determining the equivalent circuit of a transformer consists of two tests: the…
A: Open circuit test: Since the no-load current is limited to 5% of full load value, the primary copper…
Q: A 1000-VA 380 / 110 V conventional transformer is to be used to supply power from a 490-V source to…
A: From the given data of normal transformer, KVA=1000 VAVP=380 VVS=110 V To the Auto-transformer…
Q: Draw the on-load phasor diagram of the transformer and mention the parameters.
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Q: Let a 5kVA, 400/200 V transformer be approximately represented by a 2Ω reactance referred to the…
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Q: What are the two component of no load current of transformer and write its equation
A: The no load current of a transformer is (2-5)% of the full load current and has two components:-…
Q: We have a transformer designed to operate at 60 Hz. The voltage ratings are 4800 V rms and 240 V rms…
A: Given: A transformer is designed to operate at a frequency: f1=60 Hz New frequency is f2=120 Hz…
Q: Detailed conclusions we can come up with after conducting open circuit test on single phase…
A: According to the question we have to, Detailed conclusions we can come up with after conducting an…
Q: An Ideal transformer circuit diagram is shown below. Find I1, l2, V1, and V2 values.
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Q: For the ideal transformer circuit in the following figure, determine i,(t).
A: Converting the given circuit in 'S' domain
Q: A 60-Hz single-phase transformer has a turns ratio of 8. The resistances 0.90 2 and 0.05 2 and the…
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Q: Explain the steps that are required to use an ideal transformer in order to match a 500 ohn load…
A: Solution- Let, Where Vs = source voltage Zs = source impedance ZL = load…
Q: Q2 : A) For a single phase transformer, what is the condition of maximum efficiency? B) Draw the…
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Q: (b) A single phase transformer has the parameters shown on Table Q3 and is connected to a 230 V and…
A: 1) During open circuit, minimum current flows through the transformer. So we neglect the winding and…
Q: An ideal transformer with N, = 2400 and N2 = 400 is connected with an impedance Z2 across winding 2,…
A: In this question, We need to determine the impedance Z2 " Referred to primary side? We know…
Q: 14. In a 50-kVA, 11-kV/400-V, single-phase transformer, the iron and copper losses are 500 W and 600…
A: Given data, KVA rating S = 50 KVA Voltage rating 11 KV / 400 V Iron loss Pi=500 W Copper loss,…
Q: 4. Write a conclusion for the experiment, stating the role of core loss.component and magnetizing…
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Q: Discuss the potential transformer with neat schematic diagram.
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Q: (a) (i) List categories of transformer. (ii) What are the losses that need to be considered when…
A: Transformer used to transfer energy from one device to another and it works on the faraday's law of…
Q: Calculate voltage ratio and turn ratio of a 3-phase transformer with data: VIN=6kV, V2N=400V, Dy,
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: Draw an equivalent circuit for a real transformer. Briefly discuss the reason that each element…
A: Given: To draw an equivalent circuit for a real transformer and its elements is described as:
Q: 4-If the transformer is loaded by purely capacitive load, what is the expected regulation and…
A: if the transformer is loaded by purely capacitive load what is the expected regulation and…
Q: Three Phase Transformer connections: Discuss Fully the various methods available for transforming…
A: The methods of transformation of a 3-phase voltage into higher or lower 3-phase voltages is done…
Q: Illustrate the equivalent circuit of this transformer referred to the high voltage side of the…
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Q: During short-circuit test of a transformer, which winding must be short-circuited? Why
A: In this question, We need to explain which winding must be short-circuited during short circuit…
Q: 1- Why When a transformer is loaded with a constant primary the secondary voltage decreases? 2- What…
A: In this question we will write transformer related problems.... Note :- as per our guideline , I…
Q: Justify if in a Yy transformer (without neutral wire on the supply side) there are homopolar…
A: Here it is mentioned that in a three Yy transformer there are homopolar components of fluxes,…
Q: Derive the following: • The Cu saving for step-up auto transformer with drawing. • The shift angle…
A: Answer -
Q: Let a 5-kVA, 400/200-V transformer be approximately represented by a 2-2 reactance referred to the…
A: Equivalent model oftransformer- Since no load current is very small 2 to 5% of full load current. No…
Q: (a) A 220 / 400V, 14KVA, 50HZ single phase transformer has at full load, a copper load of 140W. If…
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Q: A 5000-VA, 480/120-V conventional two-winding transformer is to be used to supply power from a 600-V…
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Q: e) What are the specifications for new insulating oils for transformer and switchgears? What are the…
A: The transformer oil has excellent electrical insulating properties and it can stand very high…
Q: 5. Write down the equations of a single phase transformer at no-load mode. Give the names of the…
A: Transformer is a static device which is used to step up or down the voltage level or current level.…
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- please explain in detail how to arrive at these answers. I am not the best at using Kirchoff voltage law.Q2/3-phase.E.W.C. R using center tap transformer supplies highly inductive load, find: 1. The average load voltage with and without FWD and discusses these cases. 2-lf firing angle equal to 45°, the supply voltage is240v, transformer ratio is (2/1). Calculate the DC current& voltage of this case. 3- Draw all waveforms diagram. 4- what are the difference between the type of connection (Delta or Star).Three Phase Semi Converter When Highly Inductive Load Connected: Please derive the following equations for continuous conduction, Thanks :-)
- Combination circuit what is PT? RT? IT? Voltage Across each load?help me in these questions pls write the questions with the and by (Computer) 1-Which of the following statements INCORRECTLY explain the label in the figure about LVDT working principles? a. Secondary coils are connected in series in such a way that their output is opposing each other. b. Constant DC voltage input to primary coil. c. Displacement moves ferrous rod from central position. d. The difference of the output voltage between the two secondary voltage.==========2- Explain the working principle of the measurement system in the figure below.i. Force input that is supplied to the sensor is processed to give the response in the form of raw output signal.ii. Signal conditioner manipulated the weak signal to give a conditioned input.iii. Analog or digital indicator display the unit that gives output reading of quantity being measured.iv. Measured value is compared with the input value for further action. a. ii, iii and iv only. b. i, ii and iv only. c. i, ii and…In order to obtain a highly links between two winding's, the coupling coefficient will be equal to . . of its maximum value. * .... ..... Twice One half Less than half More than half
- Q) The weight is one of the disadvantages of .. coupling amplifier. O (a) Direct O (b) RC O (c) Transformer O (d) All the aboveP2-Draw the equivalent circuit of a single-phase transformer and explain how the core losses are almost invariant to the load (current). How do they depend on the terminal voltages of the transformer? Also, using the equivalent circuit explain how the copper losses depend on the load current.An AC source provides peak output Vi and peak current ii when connected to the coil primary of a transformer. The transformer has Np turns in the primary coil and Ns turns in the secondary coil. A resistance circuit R is connected to the transformer, see figure below. What is the equivalent resistance of the circuit?
- 5. Two shunt generators A and B operate in parallel and their load characteristics may be taken as straight lines. The voltage of A falls from 240 V at no-load to 220 V at 200 A, while that of B falls from 245 V at no-load to 220 V at 150 A. Determine the current which each machine supplies to a common load of 300 A and the bus-bar voltage at this load.FN.Q5 – A Transformer has primary windings as Np = 720 and secondary windings as Ns = 144. Its secondary voltage is Vs = 42V and output power of the transformer is PN= 2750W. The value of loses powers are Pcu = 52,5W and Pre = 39W. The resistance of loads are RLI = 1,660 and R12 = 1,950. (Pcu and PFE will be considered to be approximately the same in different load values.) Determine the following values in the circuit: Primary winding Secondary winding N, turns Ng turns Magnetic Flux, Primary current ISL Secondary 4 current Primary voltage ISL1 (ISL2 Secondary voltage RL1 R12 Transformer Core (a) the primary voltage VP, (b) the secondary load current Isı, if the transformer is rated at RLI and R12, (c) the primary load current IpL, (d) the load resistance R13 when the transformer is fully loaded by third in parallel, (e) efficiency n (fully loaded)Provide 3 sample calculations involving DC circuit under transient current condition on series R-L and Series R-C circuit? Need a simple supplementary explanation, can't quite understand the definitions I have currently.