The secondary winding of which of the following transformer is always kept close *

Q: 1. Calculate the voltage output by the secondary winding of a transformer if the primary voltage is…

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Q: In step down transformer, secondary turns are less than primary turns. Select one: O True O False

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Q: If the number of turns of a transformer in primary is lesser compared with the secondary therefore…

A: Transformer is static device which consists of two or more stationary Electric circuits interlinked…

Q: The open circuit voltage of a transformer is 248 V and its % regulation is 2.5 %, then the value of…

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Q: Primary current in a current transformer is determined by Group of answer choices The load on its…

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Q: The main purpose of performing open circuit test on a transformer is to measure its Copper loss…

A: Given To specify the main purpose of performing open circuit test on transformer.

Q: In the transformer if the losses are less then

A: Need to find if in the Transformer losses are less then what

Q: Which of the following is standard current ratio of a current transformer? O 100-5 O 300-5 500-5 All…

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Q: During the load test of a transformer, as the load increases secondary voltage of the transformer

A: In the question , Fill the blank During the load test of a transformer, as the load increase…

Q: A Transformer has turns ratio of 2:15. When the secondary turns is 300, what is the primary turns?…

A: Given, Turns ratio of transformer N1N2=215 Secondary turns N2=300

Q: In your own understanding what do you understand by step down transformer

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

Q: While checking out a transformer, you find that the secondary voltage is less than it should be…

A: Transformer: It is an electrical device that transforms one voltage to another voltage.

Q: A transformer having 100 primary turns is connected to a 400V a.c supply. For a secondary voltage of…

A: Transformation ratio, k = V2V1=N2N1 where, V2 = Transformer secondary voltage = 800V V1 =…

Q: If the secondary of a 1:10 step up transformer is connected to the primary of a 1:5 step up…

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Q: A transformer having 100 primary turns is connected to a 200V a.c supply. For a secondary voltage of…

A: We need to tell about the number of turns for secondary side of transform. We know the relationship…

Q: In a transformer action when the power is kept same, the primary & secondary voltages and currents…

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Q: The equivalent resistance of the primary of a transformer having K = 2 and R1 = 0.2 ohm when…

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Q: transformer, the secondary side operates almost in open circuited condition.

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Q: uestion 1 Assuming an ideal transformer, all of the following statements are correct except,…

A: In this question,  Choose the correct option Assume the tranformer is ideal.  Which Statment is…

Q: If the secondary of the transformer is step down, the primary will have More turns Fewer turns O…

A: In this question we will write about step down transformer primary and secondary winding  turn…

Q: When a particular transformer has 8.3 mA applied to its primary coil, 2.5 mA is measured through its…

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Q: The ordinary efficiency of a given transformer is maximum when it runs at full load it runs at…

A: Given :   Transformer is a electrical device which is used to step up and step down the voltages…

Q: the primary and secondary emf

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Q: A delta-delta transformer has a primary voltage of 7200 V and a secondary voltage of 360 V. What is…

A: Given:- Delta-Delta Transformer Primary Voltage = 7200V Secondary Voltage = 360V

Q: A transformer works at 6 KVA with a primary voltage of 82 V. If the load voltage is 225 V ,then the…

A: S= 6 KVA V1=82 V V2=225 V

Q: while doing short- circuit test on the transformer, the side which is shorted *

A: While performing a short circuit test in transformer, the low voltage side of transformer is short…

Q: A transformer rated for 500 KVA 11 KV/0.4 KV has an impedance of 10% and is connected to an infinite…

A: Given values are - S=500kVA11kV/0.4kVZ%=10%Zp.u=0.1

Q: The transformer used for the above experiment has two terminals in the primary and three terminals…

A: Given :   Transformers electrical device which is used in the applications such as power…

Q: Which of the following is standard current ratio of a current transformer? O 100-5 300-5 500-5 All…

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Q: A 2 KV/250 V transformer has 50 turns on the secondary winding, then the number of turns on the…

A: ratio of primary to secondary turns given by N1/N2= V1/V2 N1/50=2000/250 N1=8 x 50 N1=400 option a…

Q: What is the full load secondary current of a 3300/230 V, 46 kVA * :transformer

A: Given, Transformer rating (S) =46kVA Secondary voltage (V2) = 230V

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

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Q: The equivalent resistance of the primary of a transformer having K = 6 and R1 = 0.2 ohm when…

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Q: If I build a transformer and I have the following data: Primary voltage = 127V Number of turns in…

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Q: 14. During construction of a transformer, the core is cut after being wound to permit the A.…

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

Q: You have a complete transformer with 200 N as primary and 400 N. Since Secondary Coil is open…

A: Given: A complete transformer with 200 primary turns and 400 secondary turns. Secondary coil is open…

Q: A Transformer having 254 V in the primary with a primary current of 10 A. For a secondary Voltage of…

A: Given :    N1 = Primary Windings Turns Of The Transformer    N2= Secondary Windings Turns of the…

Q: Subject: Circuits II If the secondary of the transformer is step down, the primary will have

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Q: A step-up transformer is 91 percent efficient a

A: Given data, Number of turns in primary Np=81 Number of turns in secondary Ns=628 Voltage at primary…

Q: The open circuit test in a transformer is used to measure...also, keep secondary terminals

A: There are two types of tests performed in the transformer open circuit test short circuit test

Q: If the total power in the primary winding of single phase transformer decreases then the efficiency…

A: Choose the correct option If input power is decrease the efficiency will be?

Q: 17 A single-phase transformer has a turns ratio of 5000/3000. A direct current voltage of 140 Volt…

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Q: TRUE or FALSE: ideal transformer has a voltage regulation of 100 %

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Q: In a transformer , the voltage per turn in both primary and secondary windings are same. Select one:…

A: Voltage in transformer winding is directly proportional to product of turn ratio voltage per turns.

Q: When two winding transformer is connected to a load, primary balancing current flows in the circuit.

A: At the point when the transformer is on the stacked condition, the auxiliary of the transformer is…

Q: _ are provided to compensate for the fact that the voltage provided at the transformer rarely…

A: Transformer are the electrical devices that are used to transfer the electrical power from one…

Q: Under short circuit test, the short circuit voltage of transformer is O a. Equal to the rated…

A: In this question we will write about short circuit test of transformer..

Current Division Method

The generalized current divider formula is given by the following relation below,