A 6.00-V battery is connected across the primary coil of a transformer having 50 turns. If the secondary coil of the transformer has 100 turns, what voltage appears across the secondary?
Q: generator supplies 120 V to a transformer's primary coil, which has 58 turns. If the secondary coil…
A: Given Primary voltage Vp = 120 V Number of turn in primary Np = 58 Number of turn in secondary Ns =…
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Q: A generator supplies (2.460x10^2) V to the primary coil of a transformer. The primary has 50 turns…
A: Given data : Voltage in primary coil Vp = 2.460 × 102 V Number of turns in primary coil Np = 50…
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Q: A transformer has 400 turns on its secondary and 100 turns on its primary. The primary is connected…
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Q: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted…
A: The equation for the current in terms of power and voltage is,
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Q: Problem 8: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once…
A: Part (a)Find the relation between current, power and voltage.
Q: A transformer has 670 primary and 230 secondary turns. An alternating potential of 70 V is applied…
A: Given data:Vp=70 V The number of primary turns is Np=300 The number of secondary turns is Ns=230…
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Q: A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage…
A: Given Data:Voltage used to generate electricity Voltage gain by the old transformer Voltage gain by…
Q: In a transformer, two coils are wound around a toroidal iron core. Answer True or False. True A…
A: A transformer is an electrical device that is used to transfer electrical energy between two or more…
Q: A transformer is used to charge a cell phone. The number of turns on the primary coil is 600. The…
A: Given data: Number of turns of primary coil is, Np=600. Magnitude of input voltage is, Vp=120 V.…
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A: consider the transformer arrangement as shown
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Q: The input coil of a transformer has 10 windings. The output coil has 40 windings. If an AC current…
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Q: certain transformer has exactly 191 turns on its primary side and exactly 126 turns on its secondary…
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Q: A transformer is to be designed to increase the 30-kV (rms) output of a generator to the…
A: Input voltage, V1 = 30 kVOutput voltage, V2 = 345 kVNumber of turns in primary coil, N1 = 80 Number…
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Q: The primary coil of a step-down transformer is connected across the terminals of a standard wall…
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Q: 220 V is supplied across 1200 windings of the autotransformer. If 1650 primary coil of the windings…
A: We have following given values-Voltage, V= 220 VoltPrimary Windings, N1= 1200Secondary Windings, N2=…
Q: A step-down transformer has 63 turns in its primary coil and 20 turns in its secondary coil. The…
A: Given: Number of turns in the primary coil, Np=63 Number of turns in the secondary coil, Ns=20…
Q: 6.54 H inductor and a 85.4 ohm resistor are connected in series and the circuit is connected to a…
A: Inductance, L = 6.54 H Resistance, R = 85.4 ohm Voltage, V = 14.8 V Time, t = 2.65 ms = 0.00265 s
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Q: A transformer is a device that takes an input voltage and produces an output voltage that can be…
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Q: A step-down transformer has 56 turns in its primary coil and 30 turns in its secondary coil. The…
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Q: The primary coil of a transformer is connected to a standard wall socket. A resistance R is…
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Q: An iron core transformer is as shown in the figure. The primary coil has Np = 2000 turns and the…
A: The number of turns in the primary Np=2000 turns The number of turns in the secondary Ns=5000 turns…
Q: A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage…
A: Given V1= 330 kV V2= 775 kV P1 = 1000MW R = 2.30 ohms
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Q: A transforms has a voltage of 5000 V that comes out of it. If there are 3500 turns of wire on the…
A: Output/Secondary voltage (V') = 5000 volts Number of turns on output/secondary side (N') = 3500…
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Q: generator is connected across the primary coil (Np = 150 turns) of a transformer, while a resistance…
A: Transformers works on the principle of mutual induction. Power in primary and secondary is same for…
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Q: A plug-in transformer supplies 9.00 V to a video game system. (a) How many turns are in its…
A: For a transformer, VsVp=NsNp=IpIs…
Q: A plug-in transformer, like that in the figure below, supplies 9.00 V to a video game system.…
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Q: A step-down transformer has 62 turns in its primary coil and 40 turns in its secondary coil. The…
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- A step-up transformer is designed so that the output of its secondary winding is 2000 V when the primary winding is connected to a 110-V line voltage. If there are 100 turns in the primary winding, how many turns are there in the secondary winding? 1820 2200 200 18If the voltage of the primary coil in a transformer is twice that of the voltage in the secondary coil, then the current in the secondary coil is ____ that of the primary coil. Question 4 options: four times twice as much the same as 1/2 as much 1/4 as much None of the other responses are correct.The voltage and current on the primary of a transformer are 39.61 volts and 9.49 amps, respectively. If the voltage on the secondary is measured as 10.88 volts, what is the current in the secondary?
- A typical wall outlet voltage in the United States is 120 volts. Personal MP3 players require much smaller voltages, typically 104.2 mV. If the number of turns in the primary coil is 6908, calculate the number of turns Ng on the secondary coil of the adapter transformer. Ns turnsThe load resistance on the output side of the transformer is 100Ω. What is the current flowing on the primary side (IP) of the transformer IP = _______________Qustion 20
- A plug-in transformer supplies 9.00 V to a video game system. (a) How many turns are in its secondary coil if its input voltage is 120 V and the primary coil has 423 turns? turns(b) What is its input current when its output is 1.33 A? AA power plant produces a voltage of 6.0 kV and 150 A. The voltage is stepped up to 250 kV by a transformer before it is transmitted to a substation. What is the current in the transmission line from the plant to the substation?The secondary coil of a step-up transformer provides the voltage that operates an electrostatic air filter. The turns ratio of the transformer is 45:1. The primary coil is plugged into a standard 120-V outlet. The current in the secondary coil is 1.9 x 10-3 A. Find the power consumed by the air filter.
- The transformer on a utility pole steps the voltage down from 10000 V to 220 V for use in a college science building. During the day, the transformer delivers electric energy at the rate of 10.0 kW. a) Assuming the transformer to be ideal, during that time, what are the primary and secondary currents in the transformer? b) If the transformer is only 90 % efficient (but still delivers electric power at 10.0 kW), how does its input current compare to the ideal case? c) At what rate is heat lost in the nonideal transformer? d) If you wanted to keep the transformer cool and to do this needed to dissipate half of the joule heating of part c) using water cooling lines (the other half is taken care of by air cooling), what should be the rate of flow (in liters per minute) of water in the lines? Assume the input cool water is at 68∘∘F and the maximum allowable output water temperature is 98∘∘F} .The primary circuit in a transformer carries a current of 4.0 A at 120 V. The secondary circuit of a transformer carries 1.0 A of current. If only 90.0 % of the power is transmitted from the primary circuit to the secondary circuit, what is the voltage of the secondary circuit?