Two 220-V, 1-phase electrical furnaces take loads of 350 kW and 500 kW respectively at a power factor of 0.6 lagging. The main supply is at 11-kV, 3-phase, 50 Hz. Calculate current in the 3-phase lines which energize a Scott-connected transformer combination.

Q: There are two types of transformers; Step - Up & Step designed in a unique manner to either increase…

A: Electrical machines can be either generator, transformers or motors. They can be either Ac machines…

Q: 1) What are the advantages and disadvantages of 3- phase transformers over 3 single-phase bank of…

A: 1.) The advantages of 3- phase transformers over 3 single-phase bank of transformers are as follows:…

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: Discuss the role of transformers in power distribution. How do step-up and step-down transformers…

A: Transformers are electrical devices which used to change the voltage levels with constant power and…

Q: 1. What happen when the two transformers are operated in parallel having un equal turn's ratio. 2.…

A: 1: If two transformers with different transformation ratios (un-equal turn's ratio) are connected in…

Q: TRUE or FALSE: Distribution transformers are always step-down transformers.

A:

Q: ou are employed in transformer fabrication unit. You have to design core of transformer. With regard…

A: Transformer: Transformer is an electrical static device works on the principle of electromagnetic…

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

A:

Q: Explain the efficiency of increasing the electrical power system of connecting transformers in…

A: By connecting a number of transformers in parallel, greater load power can be supplied. Also,…

Q: In the system shown in Figure 1, the transformers are connected star-star with both star points…

A: It is given that: MVAbase=15XT1=XT2=XT3=0.04 pu

Q: The statement given in which option related to transformers is wrong. A) Power transformers are used…

A: Statement true and false All statement are releted to Transformer .

Q: What are the uses of three-phase transformers?

A: In this question,  We need to determine the uses of three phase transformer.  We know Three phase…

Q: If you have 3-phase power and you need to step down (or up) in 3-phase voltage, how many…

A: The objective of the question is to determine the number of single-phase transformers required to…

Q: Name two types of Transformers equivalent circuit and then compare them.

A:

Q: (c) Explain the losses of a real single-phase transformers.

A: In this question we will write about single phase transformer losses....

Q: A single phase transformers working at UPF has an efficiency of 90% at both half load and at the…

A:

Q: Connect three single-phase transformers in Y-Y, with subtractive polarity, so that the line-to-line…

A: Given: Connect three single-phase transformers in Y-Y, with subtractive polarity, so that the…

Q: A15 The rating of transformer is stated in terms of

A: In this question , we will writr rating of transformer..

Q: It is the general practice to have the high voltage side lead the low voltage side by the above…

A: The high voltage and low voltage winding terminals of a three phase transformer are connected either…

Q: 1. What happen when the two transformers are operated in parallel having turn's ratio. un equal

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

Q: Q5/B: Explain delta-star connection of 3 ph transformers. What its advantages and disadvantages?

A: ∆-Y connection of 3-phase transformer: In a three-phase transformer with a delta-star connection,…

Q: Whenever a conductor is placed in a magnetic field it experiences a force, this is related to motor.…

A:

Q: 2.Fringing effect is a phenomena occurs in ........... (a) Transformers. (b) Electrical field. (c)…

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

Q: Two 7970-V:230-V single-phase transformers with impedance with respect to their secondaries of 1.5…

A: Primary Voltage = 7900VSecondary Voltage = 7970 VLoad Impedence = 30+j40 ohms1st transformer…

Q: Two transformers A and B are connected in parallel to a load of (2+j1.5) ohms. Their impedances in…

A: Given,ZL = 2+j1.5  ΩZA=0.15+j0.5 ΩZB=0.1+j0.6 ΩEA=207 VEB =205 V

Q: Draw and explain the phasor diagram for two transformers in parallel.

A: Transformer connection in parallel :  The parallel Operation of a Single Phase Transformer means…

Q: 2. What are the necessary conditions for successful operation of two single- phase transformers?

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

Q: Given this transformer with load, what is the expected phase of the primary and secondary voltage?…

A: The solution is provided in the following section.

Q: explain why Transformers are necessary in all stages of power distribution systems. Three-phase…

A: Given: Transformer: Transformer is a static device used for the transfer of varying voltage and…

Q: The statement is True or False? In two winding transformers, windings are electrically connected and…

A: Given In two winding transformer windings are electrically connected and magnetically isolated.

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.