Answered: A transformer has 1000 primary and 250…

A transformer has 1000 primary and 250 secondary turns. An alternating potential of 80 V is applied to the primary. What is the secondary potential? (in V) OV 20 V 400 V 110 V

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter23: Electromagnetic Induction, Ac Circuits, And Electrical Technologies

Section: Chapter Questions

Problem 47PE: (a) What is the voltage output of a transformer used for rechargeable flashlight batteries, if its...

See similar textbooks

Related questions

Q: A transformer for a distribution line receives 12 volts ac and step up to 240 volts ac. The…

A: a) Find the number of turns in the primary coil. NP=VPVS×NS=12 V240 V×300 turns=15 turns b) Find the…

Q: For Transformer winding1 N1=1000 turns, N2= 200 turns and V1=220 Volts, secondary resistance of 22…

Q: A step-down transformer operates on a 2.5-kV line and supplies a load with 80 A. The ratio of the…

A: secondary voltage

Q: What is the primary voltage applied to the transformer illustrated in the figure? (5:1 means the…

A: Current in secondary = I = 1.2 A Resistance = R = 15 ohms Voltage of the secondary = V = IR =…

Q: V= ? 17,000 V 21. From the energy conservation point of view, the input power of the first…

Q: transformer has a primary coil with 1600 loops and a secondary coil with 1200 loops. If the current…

A: Given Number of turns in primary coil = 1600 Number of turns in secondar coil = 1200 Current in the…

Q: TRUE or FALSE: In an ideal step-down transformer, the current at the secondary is lower compared to…

Q: A 10-V, 1.0-A dc current is run through a step-up transformer that has 10 turns on the input side…

A: Transformer is device which works in AC source

Q: A transformer on a pole near a factory steps the voltage down from 3.60X103 Volts (rms) to 120.…

A: We need to calculate power delivered to the primary, current in primary as well as secondary coils.

Q: A lamp is connected to the power supply the lamp requires an input potential difference of 5v. The…

A: Given: Input voltage of V1=1.5 v Primary coil turns N1=150 Given required voltage for…

Q: The sketch represents an ideal transformer. What is the current in the secondary if the primary side…

A: This is a step up transformer. NpNs=VpVsCalculate the voltage generated across the secondary…

Q: An ideal neon sign transformer provides 9330 V at 29.0 mA with an input voltage of 110 V. Calculate…

A: In case of ideal transformer, Pin= Pout Power = voltage× current Pin= input power= vinIin Where, Vin…

Q: A student builds a step-down transformer with windings (in no particular order) of 40 and 120. If…

A: The given data are: Here, Np denotes the primary turns, Ns denotes the secondary turns, and Ip…

Q: A transformer has 150 turns in the primary col and 333 tums in the secondary col. If the primary…

Q: 1. Determine the efficiency of a transformer if the power output is 500 MVA and the power input is…

Q: Which of the following can a transformer accomplish?(a) Changing voltage but not current.(b)…

A: Transformer

Q: Please design a transformer based charger works with 230V input and 5V output with N amp current.…

Q: A power plant produces 1800 MW of power at a current of 30.0 kA. The power is then stepped up to a…

Q: A step-down transformer has double the amount of primary windings compared to the secondary…

A: Comparing number of primary winding to secondary winding; Current through primary winding

Q: The battery charger for cellphone contains a step-down transformer with a turns ratio 1:20, so that…

Q: An ideal step-down transformer operates at a 7 kV line and a load current of 140 A. The ratio of…

Q: The winding of a transformer which is connected to a source of energy is called the . inding. Select…

A: The transformer has two windings. One is Primary and the second one is secondary.

Q: An ideal transformer has N1 turns in its primary and N2 turns in its secondary. To the primary, AC…

A: It is an ideal transformer Thus Pin = Pout

Q: A generator produces 60 A of current at 120 V. The voltage is usually stepped up to 4500 V by an…

Q: A multipurpose transformer has a secondary coil with several points at which a voltage can be…

Q: The primary winding of a transformer has 500 turns and its secondary has 5000 turns. If primary is…

Q: he mutual inductance between the primary and secondary of a transformer is 0.3H. Compute the…

A: The equation for the emf induced is given by ε=-MdIdt Here, M is the mutual inductance and dIdt is…

Q: Based on my experience on a transformer principle, I may say that an AC transformer can "breathe in"…

Q: A primary coil of a transformer is connected to a 120V source and draws a 12 A. The secondary coil…

Q: The voltage and current on the primary of a transformer are 39.61 volts and 9.49 amps, respectively.…

A: Given: The voltage of the primary coil = 39.61 v Current in the primary coil = 9.49 A Voltage in…

Q: A transformer has a coil of 1000 turns wound on its central core and the terminals of the coil are…

A: Number of turns on primary coil (n) = 1000Number of turns on secondary coil (N) = 50Input supply…

Q: QUESTION 7 The primary of a transformer has 120 turns, while the secondary of the same transformer…

Q: TRUE or FALSE: An ideal transformer does not consume electrical power

A: A transformer consumes some power and heated up even there is no load. This is called no load loss.

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

A: Given: primary voltage, V1 = 2000 V secondary voltage, V2 = 250 V secondary turns , n2 = 50

Q: The voltage across the input terminals of a transformer is 240 v. The primary has 50 loops and the…

A: Primary voltage, Vp = 240 V Number of turns in primary, Np = 50 Number of loops in secondary, Ns =…

Q: The primary voltage in a transformer is V,= 120 Volts. The number of turns in the primary coil is…

Q: Please design a transformer based charger works with 230V input and 5V output with N amp current.…

A: Input Voltage: Vinp = 230 V Output Voltage: Vout = 5V Number of turrns in primary coil: Np = 6…

Q: The transformer on a model train set steps down the voltage from 120 Volts to 9.0 Volts. The number…

Q: The secondary coil of a step-up transformer provides the voltage that operates an electrostatic air…

Q: instrument requires 2.500 A current to operate. The primary coil of a transformer draws a 5.000 A…

Q: A transformer has 18 turns of wire in its primary coil and 90 turns in its secondary coil. An…

Q: u. Tigh oltugus 28. The ratio between the electric energy in the secondary to that in the primary is…

A: In this problem, it is asking about the ratio of the electric energy of secondary to the primary…

Q: Which of the following statements is true for a step-down transformer? Select two answers. a.…

A: A step down or step up transformer changes the primary and secondary voltage as well as the…

Q: A step-down transformer has 5,000 turns in its primary winding and is connected to a 240-Volts AC…

Question

A transformer has 1000 primary and 250 secondary turns. An alternating potential of 80 V is applied to the primary. What is the
secondary potential? (in V)
O9 V
OV
20 V
400 V
110 V

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

(a) What is the voltage output of a transformer used for rechargeable flashlight batteries, if its primary has 500 turns, its secondary 4 turns, and the input voltage is 120 V? (b) What input current is required to produce a 4.00 A output? (c) What is the power input?
. The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a DC generator, what would he the current in it? (b) What is its energy output each day—in joules and in kilowatt—hours? (c) If this energy is sold at a price of 10 cents per kilowatt-hour, how much revenue does the power plant generate each day?
A 20.0 HZ, 16.0 V source produces a 2.00 mA current when connected to a capacitor. What is the capacitance?
A generator connected to the wheel or hub of a bicycle can be used to power lights or small electronic devices. A typical bicycle generator supplies 6.00 V when the wheels rotate at = 20.0 rad/s. (a) If the generator's magnetic field has magnitude B = 0.600 T with N = 100 turns, find the loop area A. (b) Find the time interval between the maximum emf of +6.00 V and the minimum emf of 6.00 V.
A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage to 330 kV. The secondary of this transformer is being replaced so that its output can be 775 kV for more efficient cross-country transmission on upgraded transmission lines. If the power output is 1,000 MW and line resistance is 2.3O N, what are the old and new line power losses (in MW)? old line losses MW new line losses MW
A device uses a plug-in transformer (assume ideal) to convert 120 V to 6 V, with a maximum current output of 200 mA. What is the current input? ○ 10 mA 4000 mA O 20 mA 12000 mA 2000 mA
When 5.0 A at 110 V flows in the primary of an ideal transformer, how many amps at 24 V can flow in the secondary? O 23 A O 5.0 A O 1.1 A O 4.6 A
A transformer having efficiency of 90% is working on 200 V and3 kW power supply. If the current in the secondary coil is 6A, the voltage across the secondary coil and the current in the primary coil respectively are : a. 450 V,15 A b. 450V,13.5A c. 600 V,15 A d. 300 V,15 A
Transformers: Part A- The primary coil of a transformer contains 100 turns; the secondary has 200 turns. The primary coil is connected to a size-AA battery that supplies a constant voltage of 1.5 volts. What voltage would be measured across the secondary coil? zero 0.75 VV 1.5 VV 3.0 V Part B- A transformer is intended to decrease the value of the alternating voltage from 500 volts to 25 volts. The primary coil contains 200 turns. Find the necessary number of turns N_2 in the secondary coil. (Express answer in terms of N_2) Part C- A transformer is intended to decrease the value of the alternating current from 500 amperes to 25 amperes. The primary coil contains 200 turns. Find the necessary number of turns N_2 in the secondary coil. (Express answer in terms of N_2.) Part D- In a transformer, the primary coil contains 400 turns, and the secondary coil contains 80 turns. If the primary current is 2.5 amperes, what is the secondary current I_2? (Express answer in terms…
A battery charger meant for a series connection of ten nickel-cadmium batteries (total emf of 12.5 V DC) needs to have a 15.0 V output to charge the batteries. It uses a step-down transformer with a 200-loop primary and a 120 V input. If the charging current is 16.0 A, what is the input current?
A 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?
A power plant produces 1800 MW of power at a current of 30.0 kA. The power is then stepped up to a voltage of 240 kV. If the primary circuit of the transformer has 100 windings, how many windings are in the secondary circuit? Assume there is no power loss in the transformer. 1600 O 5 O 25 400