1. If a 240/480 V to 120 V, 360 VA rated transformer is tested using a ammeter to measure the sec- ondary current, what is the maximum current that should be measured before the transformer is overloaded when the transformer primary is connected to 240 V?

Q: What is the copper (power) loss of a transformer primary that is wound with 225' of #18 copper wire…

A:

Q: The transformer is used to change voltage, current and frequency according to the turn ratio. O True…

A: We know that voltage and current relationships with respect to turn ratio of a transformer as…

Q: Draw a sketch of a transformer.

A: Sketch of transformer,

Q: The previous transformer has a power of 1 kVA. It is to be used to supply a 600 W load and a power…

A: Need to find if given Transformer can be used to supply 600W

Q: During open circuit test of a transformer a) Primary is supplied rated voltage b) Primary is…

A: This is a problem of open circuit and short circuit test of transformer. The detailed explanation is…

Q: What is current transformer? 2 difference between current and potential transformers.

A: A step-up transformer that lowers the current while raising the voltage is a current transformer.…

Q: Question 2: A transformer has 420 turns of the primary winding and 90 turns of the secondary…

A: Given data, The value of number of turns in primary winding is N1 = 420 The value of number of…

Q: The number of turns of the primary winding of a single phase transformer is N1=600 and the…

A:

Q: i need the answer quickly

A: In this question we need to find a equivalent impedance referred to primary side and draw it…

Q: What is the purpose of lighting arrester in the transformer

A: A lightning arrester, also known as a surge arrester or lightning rod, is a protective device used…

Q: The primary voltage of a 2300/230 volts transformer has a frequency of 60 cycles. What is the…

A: It is given that: V1V2=2300230 Vf=60 cycles

Q: Answer number 2 please

A: Standard rating of transformer=60 kVA Primary voltage rating =600  Secondary voltage rating = 120 V…

Q: Q2: A: A 10-kW 250-V self-excited generator, when delivering rated load, has an armature-circuit…

A: Power delivered Vt×IL. Armature current =load current +shunt field current.  We will find armature…

Q: Refer to Figure I on Worksheet I, to answer numbers 18 through 27 based on the fact that it is a…

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

Q: The following values ​​were seen in the measurements made separately by the primary and secondary of…

A: The Equivalent circuit of Transformer referred to secondary side is shown below. K=Transformation…

Q: 100kW 75% Power Factor. The voltmeter reads 240V. What size should the transformer be?

A: The objective of this question is to determine the size of the transformer required for a system…

Q: What is the condition for the maximum efficiency of the transformer?

A: A transformer is an electrical machine that is used in an AC circuit to either step up or step down…

Q: n ideal 2300/230 Volts transformer is connected to a load that delivers 5Kw. What is the power in…

A: We need to find out the power of primary winding for given transformer.

Q: Question 2 A 15KVA 2300/230 V transformer has the following parameters referred to the low voltage…

A: As per Bartleby policy we can answer only one ques at a time. I am solving first ques for you please…

Q: 2. What will happen when the secondary of a current transformer is disconnected from its load while…

A: A transformer is an electrical machine which is used in AC circuit to either step up or step down…

Q: Question: 120 V AC 60 Hz 10:1 00000 0000000 ao do Ok 0.7V 41. C HI. 41. The diagram on the left is a…

A:

Q: calculate the transformer ratio,

A: Transformer- A device that transfers the electrical energy between two electrical circuits which are…

Q: If the turn ratio of a step-down transformer is 30:1 and the no-load primary current is 1.25 A, the…

A: Given:  Transformer primary turns, n1= 30 Transformer secondary turns, n2= 1 No load primary current…

Q: Question 2: A transformer has 80 turns of the primary winding and 430 turns of the secondary…

A: (2) (a) - Given values are - VP=260VoltNP=80NS=430

Q: 3. Solve the following: 4500 turns 300 turns 2k2 ) 50 VẠC Calculate all voltages and all currents in…

A:

Q: How many primary volts must be applied to a transformer with a turns ratio of 0.1 to obtain a…

A: Solution                   Given data,                           turns ratio =0.1…

Q: 1. Why the iron losses are constant & copper losses are variable in the transformer?

A: TRANSFORMER: The transformer transfers power from one circuit to another circuit without a change…

Q: Identify the type of Transformer referred to K=0.7 a. Step down b. Voltage transformer c. Step up d.…

A: Given, k=0.7

Q: Write binary equivalent of the following octal numbers. (i) 2306 (ii) 5610 (iii) 742 (iv) 65.203

A:

Q: uestion 2: A transformer has 80 turns of the primary winding and 430 turns of the secondary rinding.…

A: Given a transformer with Primary winding turns(N1) = 80 Secondary winding turns (N2)= 430 Primary…

Q: choose in the given losses changes with the load in the transformer? Option 1: None of these Option…

A: Consider that the losses in the transformer are the core loss and the copper loss.

Q: The primary winding of a transformer has 2000 turns. If this transformer is to be used for changing…

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Q: QUESTION 25

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

Q: QUESTION 4 A real transformer has 1500 turns on the primary and 2000 turns on the secondary. Rp =…

A: