Group WorkAn American traveler in New Zealand carries atransformer to convert New Zealand's standard 240V to 120 V so that she can use some smallappliances on her trip.(a) What is the ratio of turns in the primary andsecondary coils of her transformer?(b) What is the ratio of input to output current?(c) How could a New Zealander traveling in theUnited States use this same transformer topower her 240 V appliances from 120 V?

Answered: Image /qna-images/answer/e523cb16-27be-4fad-a016-e1b535987efd.jpg

An American traveler in New Zealand carries a transformer to convert New Zealand's standard 240 V to 120 V so that she can use some small appliances on her trip. (a) What is the ratio of turns in the primary and

An American traveler in New Zealand carries a transformer to convert New Zealand's standard 240 V to 120 V so that she can use some small appliances on her trip. (a) What is the ratio of turns in the primary and

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter15: Alternating-current Circuits

Section: Chapter Questions

Problem 15.9CYU: Check Your Understanding A transformer steps the line voltage down from 110 to 9.0 V so that a...

See similar textbooks

Related questions

Q: Question 2 Under normal conditions, a magnet strong enough to be considered magnetic will noticeably…

Q: Given hubble expansion and the accelerating expansion of the universe, what equation would be used…

A: To calculate the maximum go-return distance (maximum comoving distance from a point of origin an…

Q: A 62 kg crate is dragged across a floor by pulling on a rope attached to the crate and inclined 18°…

Q: 4.0-cm-tall object is 20 cm in front of a concave mirror that has a 25 cm focal length. Calculate…

Q: A 4.0-cm-tall object is 80 cm in front of a converging lens that has a 40 cm focal length. Part A…

Q: A butterfly moves with a speed of v = 12.0 m/s. The x-component of its velocity is 8.00 m/s. The…

Q: narrow vertical slits is located distance Trom screen. The slits are equally spaced and have the…

Q: radioactive isotope decays by - emission with a half-life of 1.0 min. During the first 1.0 min, a…

Q: b and c are marking wrong

Q: pulled out of the passenger loading area by a tractor. a)An 1800 kg tractor exerts a force of 1.75…

Q: (a) A student stands a distance d = 0.450 m from the left end of a beam as shown in the figure. The…

Q: An RL circuit with L = 3.20 H and an RC circuit with C = 3.05 μF have the same time constant. (a) If…

A: Inductance, L = 3.20 HCapacitance, C = 3.05 μF

Q: A transverse wave travels across a string having a linear mass density 0.05 kg/m. The wavelength of…

A: See below

Q: A 28.5 k resistor connected to an AC voltage source dissipates an average power of 0.575 W. HINT (a)…

Q: A large room in a house holds 975 kg of dry air at 30.0°C. A woman opens a window briefly and a cool…

Q: A solid steel rod with a length of 2 meters and a cross-sectional area of 0.02 square meters is…

A: Stress and strain are used to characterize how a material deforms under external forces.Stress is a…

Q: As a summer intern for a microscope company, you are designing a compound microscope for a client…

Q: m (refer to the figure). The angle of the ramp with respect to the horizontal is 37°. Part (a) The…

Q: Two children pull a third child backwards on a snow-saucer sled exerting forces F1 = 9.5 Nand F2 =…

Q: A mass of 1.23 kg is attached to an ideal spring with a spring constant of 235 N/m and set into…

A: Given value---mass = 1.23 kg.spring constant = 235 N/m.Amplitude = 0.08 m.speed = 0.387 m/s.We have…

Q: Over a certain region of space, the electric potential is V= 4x - 4x2y + 2yz². (a) Find the…

Q: 2. To test the durability of an engineered plastic container, its inventor drops a sample of it from…

Q: A 34.0µC charge is placed at the origin of a coordinate system. At a point along the positive x-axis…

Q: Draw the electric field lines for two equal negative charges separated by some distance [6]. Draw it…

Q: A square coil of wire of side 2.35 cm is placed in a uniform magnetic field of magnitude 2.50 T…

Q: A spherical shell with a mass of 1.65 kg and a radius evel ground with an initial angular velocity…

Q: The microwave radiation left over from the Big Bang explosion of the universe has an average energy…

A: Given Data:Average energy density of microwave radiation is The average energy density of radation…

Q: 22. Light from two lasers is incident on an opaque barrier with a single slit of width 2.0 x 10¹ m.…

Q: The displacement of a traveling wave as a function of position and time is given by; y(x,t) = 0.19…

A: The displacement of a travelling wave is given by

Q: 12. A tortoise can run with a speed of 10.0 cm/s, and a hare can run exactly 10 times as fast. In a…

A: See below

Q: Calculate, in Tesla squared meters, the magnitude of the change in the magnetic flux. ΔΦ = ______…

Q: Exercise No 20: A 1000N force is applied to a 5 kg block at an angle of 20° (initially at rest).…

A: Mass of block m=5KgHeight of incline plane h= 1 mSpeed of the block v=6m/sApplied Force F=1000NAngle…

Q: 4. A circular loop in the plane of the paper lies in a 0.60 T magnetic field pointing into the…

A: Given Data :Magnitude of Magnetic field B= 0.6 TResistance of coil R= 2.55Initial diameter di…

Q: A 90 2 resistor has a current of 0.68 A and is connected in series with a 110 resistor. Part A What…

Q: If each component of a vector is doubled what happens to the angle of that vector? -it increases but…

Q: total kinetic energy and with A uniform ring and a uniform cylinder, each of radius R and mass M,…

Q: The flexible loop in the figure below has a radius of 10 cm and is in a magnetic field of strength…

A: Radius, R = 10 cm = 0.1 mField, B = 0.18 TTime, ∆t = 0.17 sMagnitude of average induced emf, |ε| = ?…

Q: Use Laplace transform to obtain the output current i(t) in ampere for t - 1 second for the given…

Q: A horizontal power line of length 65 m carries a current of 1.7 kA as shown in the figure below.…

A: GivenCurrent ( I ) = 1.7 kA Length of the power line (L )= 65 mEarth's magnetic field (B) = 5.0 ×…

Q: A solid, homogeneous sphere with a mass of mo, a radius of ro and a density of po is placed in a…

A: A solid, homogeneous sphere with a mass of a radius of and a density of is placed in a container…

Q: A slide projector needs to create a 84-cm-high image of a 2.0-cm-tall slide. The screen is 350 cm…

A: Given, image height, hi = 84 cmobject height, ho = 2.0 cmImage distance, v=350 cm

Q: Box 1 (with mass m = 7.1 kg) is on a frictionless table moving with a velocity Vo = 7.1 m/s. It…

Q: Is it true that a computer, which is a complicated piece of technology, does not need any kind of…

A: No, it is not true. A computer, like any other electronic device, requires energy to perform its…

Q: A boy floating on a pond watches a fish swim away from him as in the figure below. If the fish is…

Q: A circular loop of radius 11.6 cm is placed in a uniform magnetic field. (a) If the field is…

Q: Monochromatic red light with a wavelength of 660nm is incident on a pair of narrow slits that are…

A: The monochromatic light is made up of wavelength 660 nm or 660*10-9 m and is made incident on a pair…

Q: A small locomotive of mass 500 kg pulls 2 coaches of mass A 120 kg each and mass B 180 kg. If trains…

Q: The figure shows overhead views of four situations in which forces act on a block that lies on a…

A: Given

Q: A car is driven south in a straight line with decreasing speed, the acceleration of the car must be…

A: A car is driven south in a straight line with decreasing speed.We are required to determine the…

Q: Part A 90 You are examining a sample of rock that contains 1.6x1010 230 Th atoms decay by alpha…

Question

Group Work
An American traveler in New Zealand carries a
transformer to convert New Zealand's standard 240
V to 120 V so that she can use some small
appliances on her trip.
(a) What is the ratio of turns in the primary and
secondary coils of her transformer?
(b) What is the ratio of input to output current?
(c) How could a New Zealander traveling in the
United States use this same transformer to
power her 240 V appliances from 120 V?

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1: step 1

VIEW

Step 2: step 2

VIEW

Solution

VIEW

Step by step

Solved in 3 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

An emf is induced by rotating a 1000-turn, 20.0 cm diameter coil in the Earth’s 5.00105T magnetic field. What average emf is induced, given the plane of the coil is originally perpendicular to me Earth’s field and is rotated to be parallel to the field in 10.0 ms?
In the circuit sho in the accompanying figure, the rtd slides along the conducting rails at a constant VelOCity v. The velocity is in the same plane as the rails and directed at an angle 6 to them. A uniform magnetic field Bis directed out of the page. What is the emf induced in the r?
A small series-wound dc motor is operated from a 12-V car battery. Under a normal load, the motor draws 4.0 A, and when the armature is clamped so that it cannot turn, the motor draws 24 A. What is the back emf when tire motor is operating normally?
Check Your Understanding A transformer steps the line voltage down from 110 to 9.0 V so that a current of 0.50 A can be delivered to a doorbell (a) What is the ratio of the number of turns in the primary and secondary windings? (b) What is the current in the primary winding? (c) What is the resistance seen by the 110-V source?
Two coils close to each other have a mutual inductance of 32 mH. If the current in one coil decays according to I=I0eat , where I0= 5.0 A and =2.0103s1 , what is the emf induced in the second coil immediately after the current starts to decay? At t=10.0103s? ?
Check Your understanding Suppose that the coil of Example 13.2 is a square rather than circular. Can Equation 13.12 be used to calculate (a) the induced emf and (b) the induced electric field? =EdI=dmdt13.12
A 120-V, series-wound dc motor draws 0.50 A from its power source when operating at full speed, and it draws 2.0 A when it starts. The resistance of the armature coils is 10 , (a) What is the resistance of the field coils? (b) What is tire back emf of the motor when it is running at full speed? (c) The motor operates at a different speed and draws 1.0 A from the source. What is the back emf in this case?
Does the induced emf always act to decrease the magnetic flux through a circuit?
Check Your Understanding For the circuit of in Figure 14.12(b), show that when steady state is reached, the difference in the total energies produced by the battery and dissipated in the resistor is equal to the energy stored in the magnetic field of the coil.
Check Your Understanding. A current I(t)=(5.0A)sin((200rad/s)t) flows through the solenoid of part (b) of Example 14.1. What is the maximum emf induced in the surrounding coil?
The accompanying figure shows a conducting ring at various positions as It moves througli a magnetic field. What is the sense of the induced em! for each of those positions?
Shown in the following figure is a long, straight wire and a single-turn rectangular loop, both of which he in the plane of the page. The wire is parallel to the long sides of the loop and is 0.50 m away from the closer side. At an instant when the emf induced in the loop is 2.0 V, what is the time rate of change of the current in the wire?