A 100 kVA,3-phase, 50 Hz, 3,300/400 transformer is A-connected on HV side and Y- connected on LV side. The resistance of the HV winding is 3.5 2 per phase and that of the LV winding 0.02 2 per phase. Calculate the iron losses of the transformer at normal voltage and frequency if its full-load efficiency be 95.8 % at 0.8 pf lagging.

Q: Ic = ICA + ICB 16/270° - 24/-30° = 21.2/190.9°

A: Given , IC=ICA+ICB ICA=16<270° A ICB=-24<-30° A We need to calculate Ic

Q: If the UNLATCH Switch, I:1/1 Input, is ON: 1/O Simul 1/0 83.00 000 0:2 (LATCH 00 O DO 01 101 83.0/0…

A: When a LATCH switch is used in the circuit for the bulb, when the high input is provided to the…

Q: The voltage minima in Smith chart always lie on r=0 O r=100 r=10 r=0

A:

Q: The maximum current carrying capacity for a 25 sq. mm UG cable is 100 and above O 0-80 O 81-90 O…

A: In this question , we will find maximum current carrying capacity of cable..

Q: Calculate the magnitude of the total impedance (rounded to two significant digits) in the following…

A: In this question we have to find the value of total impedance

Q: A>B O

A:

Q: 1. For the following circuits, Find i. ii. iii. Transfer Function Identify whether it is low pass,…

A:

Q: A JFET is a + driven device

A: in JFET the output characteristics are determined by the electric field and the electric field…

Q: T or F A Disconnect switch will remove power from an elevtrical circuit

A: Answer:- TRUE

Q: 24Y 52 E- L 12 Sensor 1 K1 K2 0-8 08 ET Ov If you're only allowed to pick one, from which column…

A: Ans :(2)

Q: АС B C EAB EBC

A: Given: The 3-phase Delta connection 6 thyristors connected - 2 thyristors connected anti-parallel in…

Q: For questions 1-4 use the following circuit diagram of two bulbs in parallel to answer the…

A: Given, IB=0.5 AIC=0.05 A

Q: Magnetic susceptibility para-magnetic materials is O -10-5 O 105 10-5 to 10-2

A: Option : 3 Answer

Q: 2. Determine the total impedance and the total current. 4n -jan H 3n j4n 12010°v (E

A: According to the question we have to find the value of the total current and total impedance.

Q: 2. Complete the timing diagram for an SR latch. Assume that the input can change only on the…

A: In this question,   We need to draw the timing diagram of the SR flip flop.  If SR timing diagram is…

Q: Quèstion 14 The base 10 system has elements from 0 to 10 0 to 16 0 to 8 None of the other answers

A:

Q: Magnetic susceptibility para-magnetic materials is 105 O 10-5 to 10-2 +10-5 O -10-5

A: TYPES OF MAGNET: Magnetic materials may be categorized using magnetic susceptibility as follows:…

Q: O Hw MANY LODES, LOOP, MEH IN THE FIEURE

A: Nodes = 4 Mesh / Loops = 3

Q: get the even and odd part of the figure 10.

A: In this question, we need to determine the even and odd signals of the given signal.

Q: 3. Determine the stability for the close-loop control system (in Fig. 1) PLANT CONTROLLER 0,5 Fig. 1…

A: In this question we need to check the given system is stable or unstable

Q: Determine what these four voltmeters (A, B, C, D) will register when connected to this circuit in…

A: Voltage across a short circuit is zero  So voltmeter connected across short circuit will register…

Q: What is the value of the following complex number in rectangular form? 0.5 (14245 +2j 3 4j…

A: Value of the complex number in the rectangular form Rectangular form x+jy

Q: Go straight a head and at the * traffic lights

A: Go straight ahead and turn at the traffic lights.

Q: AREF GND Write a code to blink an LED connected to pin 3 five times with a delay of 500 ms each time…

A: Given the circuit, as shown below:   We need to write a code to blink an LED connected to a pin 3 to…

Q: In Fleming's left-hand rule, middle finger is used to show the direction of electic current O motion…

A: We need to tell about Fleming left hand rule

Q: For each of the following Circuit Diagram. (use two flip Elop Aand B Dnive the state Epua tion Dnive…

A: Given the sequential circuit. We need to derive the state equation in the first part. In the second…

Q: What happen if the frquency is changed from 60Hz to 50Hz?

A: Time period of a signal depends on frequency

Q: Find calculate show how to find E1,E2,E3,E4,E5,E6,E7,E8,E9

A: The given 3-phase circuits are shown below.It is asked to calculate E1, E2, E3, E4, E5, E6, E7, E8,…

Q: If an intensive propagation measurement campaien showed that the mobile radio channel (b) Describe…

A: Handoff in the simplest way is the technique to allocate the voice and control signals to  channels…

Q: Why is the circuit overdamped? Explain.

A:

Q: x + y = 520° - 3x + 2y = 3+j4

A: We need to find out x and y for given equation .

Q: IC in a DAC acts as an amplifier to amplify the analog output voltage.

A: 741 op-amp IC is an circuit which can provide high voltage gain hene act as an amplifier.

Q: Question 20 The number 924 may be base 10 may be base 16 all of the preceding none of the preceding

A: We know relationship between number and base , from that relationship we will find out the value of…

Q: Solve for ic at +=0², 0+ +20V + =0 lon wwww to wwww 300 dic and 00. ½/₂F 201 www

A: The given circuit isC=12F.We need to find ic(t) at t = 0-, 0+ and ∞.

Q: 1₁ = 1A, 1₂ = 3A, I3 = -4A, what is the value of 14? 12 7 A 3 A 3

A: In this question, we need to determine the current I4  as shown the circuit. Given currents in the…

Q: lary winding are 0.012 and 0.062 ected in delta and secondary in star

A:

Q: 4. For the ripple counter in Figure 9-66, show the complete timing diagram for sixteen clock pulses.…

A: The circuit diagram,

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.