012- A three phase transformer 3300/ 400 V has D/Y connect working on 50HZ. The line current on the primary side is 12A a. secondary has a balanced load at 0.8 lagging p.f. Determine the i) Secondary phase voltage ii) Line current iii) Output power

Q: Design a controlled half wave rectifier circuit to produce an average of 30 V across a 250 ohm load…

A: In this question we need to design a controlled half wave rectifier circuit to produce an average of…

Q: A 215 V/ 123 V single-phase transformer has a core loss of 120 W and the no-load current is 0.7 A.…

A: Given- A 215 V/123 V single-phase transformer has, Core loss, Wo=120 W Primary side voltage, V1=215…

Q: Cire W Variable AC Supply Open circuit Open circuit of a single phase transformer

A: Given circuit is the open circuit of a single phase transformer. The open-circuit test is used to…

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

A:

Q: Zero sequence currents can flow from a line into to a transformer bank if the windings are delta /…

A: Zero sequence current will flow into a star winding only when it's natural is grounded.  Zero…

Q: What's the primary line current for a delta/wye 480V to 120/208V, three-phase transformer that has a…

A:

Q: In a single phase transformer, if the RMS value of emf is 240 V, then the average value is.

A:

Q: If the core loss of single phase transformer at full load is 294 W, then the core loss at 50% of…

A: In this question we need to find a core loss of a transformer  at 50% load

Q: The apparent power in primary and secondary side of the distribution transformer remains the same at…

A: Given  Apparent power is same in both primary  and secondary  of transformers  Ture or false

Q: EXe A loo KvA transformer has y00turps on tHe Primary and & tuang on tHhe secondary. Th polay and…

A:

Q: On what principle is Transformer working? A. Faraday's Law Ohm's Law C. Newton's Law B.

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

Q: In a single phase transformer, if the average value of emf is 239 V, then RMS value is

A:

Q: A new industrial development has decided to'use two 350 kVA single-phase transformers to serve as an…

A: The explanation is as follows.

Q: 05 V/ 129 V single-phase transformer has a core loss of 124 W and the no-load current is 0.8 A. The…

A:

Q: If the core loss of single phase transformer at full load is 284 W, then the core loss at 25% of…

A: Core losses at full load = 284W. Find the core losses at 25% load?

Q: 1) IAB 1.6 -30° A - A Delta/Wye connected 600v/120v transformer has the following primary phase…

A: Given:IAB​=1.6∠−30°AIBC​=1.9∠105°AICA​=1.2∠252°A1. Finding the Primary Line CurrentsFor a Delta…

Q: If the core loss of single phase transformer at full load is 316 W, then the core loss at 50% of…

A: If the core losses of single phase transform at full load = 316W Find the losses at 50% load?

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: B)-Draw the connection diagram of three-phase with Y-D connection and give the mathematical…

A:

Q: Solve it quickly please

A: From the above problem we have given  Hence symmetrical component of voltage is given as

Q: Question- A current transformer has a phase error of +5.5 °. Find the phase angle between the…

A: Given- Current transformer- Phase error=+5.5o, To Find- The phase angle between the primary and…

Q: Explain why a bridge rectifier would be used instead of a two-diode full-wave rectifier.

A: There are two types of full wave rectifier, one is 2-diode full wave rectifier and the other is…

Q: In no-load test of single phase transformer has the fol- lowing test data Primary voltage: 300 V;…

A: It is given that: V1=300 VV2=450 VIo=0.8 AW=50 W

Q: A 3-phase transformer is assembled by connecting three 720 -VA, 360/120 V single phase transformers…

A: A 3-phase, Y−Δ connected transformer is assembled by connecting three 720 VA, 360/120 V single-phase…

Q: the core loss of single phase transformer at full O 52W O 105W O 13W O 210W

A: In transformer, mainly two losses present namely core and copper losses.

Q: The apparent power in primary and secondary side of the distribution transformer remains the same at…

A:

Q: In a transformer the core loss component is 90 degrees with the flux Select one: True False

A: The wires wound around the core of transformer produces flux. MMF is given by NI, where N is the…

Q: 210⁰ and Ic=980 cis - 60°. Find the negative sequence of phase B current. 11. The phase B current of…

A: In this question we need to find a current in line B

Q: A 212 V/ 116 V single-phase transformer has a core loss of 124 W and the no-load current is 0.7 A.…

A:

Q: In Scott T transformer, the two equal single phase outputs are in same phase. Select one: O True O…

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

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Q: i need the answer quickly

A:

Q: If the core loss of single phase transformer at full load is 318 w, then the core loss at 50% of…

A: Core losses are eddy current losses and hysteresis loss  Given full load core loss as 318W  When the…

Q: transformer 1200 KVA, 11000/2200 V, 50 Hz." akage reactance/phase of the primary winding are…

A:

Q: In a single phase transformer core losses can be found by open circuit test Select one: O True O…

A: In this question , we will find which test is for core losses...

Q: If the core loss of single phase transformer at full load is 39 W, then the core loss at 25% of load…

A: Need to find the core loss of Transformer at 25% of the load

Q: Two identical 460/230-V transformers are connected in parallel to a common load with impedance 10 +…

A:

Q: Three single phase transformers each having a 240 V primary and two 250 V secondaries, as shown in…

A: The primary voltage of the single-phase transformer is 240 V and the secondary voltage is 250 V.…

Q: If the core loss of single phase transformer at full load is 236 W, then the core loss at 50% of…

A: Core losses are constat at any load .

Q: If the core loss of single phase transformer at full load is 306 W, then the core loss at 50% of…

A: Given :    Here they have mentioned the copper loss of a single phase transformer at the full load…

Q: If the core loss of single phase transformer at full load is 279 W, then the core loss at 50% of…

A: Given that  Core losse at full load = 279 w Then core losses at 50%

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.