EP PHYSICS F/SCI.+ENGR.W/MOD..-MOD MAST
4th Edition
ISBN: 9780133899634
Author: GIANCOLI
Publisher: PEARSON CO
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 29, Problem 26P
To determine
The emf induced in the square loop.
Expert Solution & Answer
![Check Mark](/static/check-mark.png)
Want to see the full answer?
Check out a sample textbook solution![Blurred answer](/static/blurred-answer.jpg)
Students have asked these similar questions
(III) A simple generator has a square armature 6.0 cm on aside. The armature has 85 turns of 0.59-mm-diametercopper wire and rotates in a 0.65-T magnetic field. Thegenerator is used to power a lightbulb rated at 12.0 V and25.0 W. At what rate should the generator rotate toprovide 12.0 V to the bulb? Consider the resistance of thewire on the armature
(I) If the current in a 160-mH coil changes steadily from25.0 A to 10.0 A in 350 ms, what is the magnitude of theinduced emf?
(III) A 22.0-cm-diameter coil consists of 30 turns of circular copper wire 2.6 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 8.65 x10-3 T/sDetermine (a) the current in the loop, and (b) the rate at which thermal energy is produced.
Chapter 29 Solutions
EP PHYSICS F/SCI.+ENGR.W/MOD..-MOD MAST
Ch. 29.1 - Return to the Chapter-Opening Question, page 758,...Ch. 29.2 - Prob. 1BECh. 29.3 - In what direction will the electrons now in Fig....Ch. 29.5 - A bicycle headlight is powered by a generator that...Ch. 29.7 - Prob. 1EECh. 29 - Prob. 1QCh. 29 - What is the difference between magnetic flux and...Ch. 29 - Suppose you are holding a circular ring of wire...Ch. 29 - Prob. 4QCh. 29 - Is there a force between the two loops discussed...
Ch. 29 - Suppose you are looking along a line through the...Ch. 29 - The battery mentioned in Question 6 is...Ch. 29 - Prob. 8QCh. 29 - Prob. 9QCh. 29 - In situations where a small signal must travel...Ch. 29 - What is the advantage of placing the two insulated...Ch. 29 - Prob. 12QCh. 29 - A region where no magnetic field is desired is...Ch. 29 - A cell phone charger contains a transformer. Why...Ch. 29 - An enclosed transformer has four wire leads coming...Ch. 29 - The use of higher-voltage lines in homessay, 600 V...Ch. 29 - Prob. 17QCh. 29 - Prob. 18QCh. 29 - Prob. 19QCh. 29 - Will an eddy current brake (Fig. 2921) work on a...Ch. 29 - It has been proposed that eddy currents be used to...Ch. 29 - The pivoted metal bar with slots in Fig. 2935...Ch. 29 - If an aluminum sheet is held between the poles of...Ch. 29 - A bar magnet falling inside a vertical metal tube...Ch. 29 - A metal bar, pivoted at one end, oscillates freely...Ch. 29 - Since a magnetic microphone is basically like a...Ch. 29 - Prob. 1PCh. 29 - (I) The north pole of the magnet in Fig. 2936 is...Ch. 29 - Prob. 3PCh. 29 - (I) A 22.0-cm-diameter loop of wire is initially...Ch. 29 - Prob. 5PCh. 29 - (II) A 10.8-cm-diameter wire coil is initially...Ch. 29 - (II) A 16-cm-diameter circular loop of wire is...Ch. 29 - (II) (a) If the resistance of the resistor in Fig....Ch. 29 - Prob. 9PCh. 29 - (II) The magnetic field perpendicular to a...Ch. 29 - (II) A circular loop in the plane of the paper...Ch. 29 - (II) Part of a single rectangular loop of wire...Ch. 29 - (II) While demonstrating Faradays law to her...Ch. 29 - Prob. 14PCh. 29 - (II) A 22.0-cm-diameter coil consists of 28 turns...Ch. 29 - (II) A power line carrying a sinusoidally varying...Ch. 29 - (II) The magnetic field perpendicular to a single...Ch. 29 - Prob. 18PCh. 29 - (II) A 25-cm-diameter circular loop of wire has a...Ch. 29 - (II) The area of an elastic circular loop...Ch. 29 - Prob. 21PCh. 29 - Prob. 22PCh. 29 - Prob. 23PCh. 29 - (II) Inductive battery chargers, which allow...Ch. 29 - Prob. 25PCh. 29 - Prob. 26PCh. 29 - (I) The moving rod in Fig. 2912b is 13.2 cm long...Ch. 29 - (I) The moving rod in Fig. 2912b is 12.0 cm long...Ch. 29 - Prob. 29PCh. 29 - (II) If the U-shaped conductor in Fig. 2912a has...Ch. 29 - (II) Suppose that the U-shaped conductor and...Ch. 29 - (II) When a car drives through the Earths magnetic...Ch. 29 - Prob. 33PCh. 29 - Prob. 34PCh. 29 - (III) A short section of wire, of length a, is...Ch. 29 - (I) The generator of a car idling at 875-rpm...Ch. 29 - Prob. 37PCh. 29 - (II) A simple generator has a 480-loop square coil...Ch. 29 - (II) Show that the rms output of an ac generator...Ch. 29 - (II) A 250-loop circular armature coil with a...Ch. 29 - Prob. 41PCh. 29 - (I) A motor has an armature resistance of 3.05 ....Ch. 29 - (II) What will be the current in the motor of...Ch. 29 - (II) The back emf in a motor is 85 V when the...Ch. 29 - Prob. 45PCh. 29 - (I) A transformer has 620 turns in the primary...Ch. 29 - (I) Neon signs require 12 kV for their operation....Ch. 29 - (II) A model-train transformer plugs into 120-V ac...Ch. 29 - (II) The output voltage of a 75-W transformer is...Ch. 29 - (II) If 65 MW of power at 45 kV (rms) arrives at a...Ch. 29 - Prob. 51PCh. 29 - (III) Design a dc transmission line that can...Ch. 29 - (III) Suppose 85 kW is to be transmitted over two...Ch. 29 - Prob. 54PCh. 29 - (II) The betatron, a device used to accelerate...Ch. 29 - (III) Show that the electrons in a betatron,...Ch. 29 - (III) Find a formula for the net electric field in...Ch. 29 - Prob. 58GPCh. 29 - A square loop 27.0 cm on a side has a resistance...Ch. 29 - Power is generated at 24 kV at a generating plant...Ch. 29 - Prob. 61GPCh. 29 - Prob. 62GPCh. 29 - A pair of power transmission lines each have a...Ch. 29 - Show that the power loss in transmission lines,...Ch. 29 - A high-intensity desk lamp is rated at 35 W but...Ch. 29 - Prob. 66GPCh. 29 - A coil with 150 turns, a radius of 5.0 cm, and a...Ch. 29 - A search coil for measuring B (also called a flip...Ch. 29 - A ring with a radius of 3.0 cm and a resistance of...Ch. 29 - A flashlight can be made that is powered by the...Ch. 29 - A small electric car overcomes a 250-N friction...Ch. 29 - What is the energy dissipated as a function of...Ch. 29 - A thin metal rod of length rotates with angular...Ch. 29 - The magnetic field of a shunt-wound dc motor is...Ch. 29 - Prob. 75GPCh. 29 - A circular metal disk of radius R rotates with...Ch. 29 - What is the magnitude and direction of the...Ch. 29 - Prob. 78GPCh. 29 - Prob. 79GPCh. 29 - Prob. 80GP
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
- (II) A 550-loop circular armature coil with a diameter of8.0 cm rotates at 120 rev/s in a uniform magnetic field ofstrength 0.55 T. (a) What is the rms voltage output of thegenerator? (b) What would you do to the rotation frequency in order to double the rms voltage output?arrow_forward(I) The magnetic flux through a coil of wire containing twoloops changes at a constant rate from -58Wb to +38 Wbin 0.34 s. What is the emf induced in the coil?arrow_forward(II) At t=0 the current through a 45.0-mH inductor is50.0 mA and is increasing at the rate of 115 mA/s? What isthe initial energy stored in the inductor, and how long doesit take for the energy to increase by a factor of 5.0 from theinitial value?arrow_forward
- (II) A coil has 2.25 Ω resistance and 112-mH inductance.If the current is 3.00 A and is increasing at a rate of 3.80 A/swhat is the potential difference across the coil atthis moment?arrow_forward(III) A physics professor wants to demonstrate the large sizeof the henry unit. On the outside of a 12-cm-diameter plastichollow tube, she wants to wind an air-filled solenoid withself-inductance of 1.0 H using copper wire with a 0.81-mmdiameter. The solenoid is to be tightly wound with each turntouching its neighbor (the wire has a thin insulating layeron its surface so the neighboring turns are not in electricalcontact). How long will the plastic tube need to be and howmany kilometers of copper wire will be required? What willbe the resistance of this solenoid?arrow_forward(i) Calculate the magnitude of the induced current in the circuit. (ii) State the direction of induced current in the metal bar.arrow_forward
- (I) Determine the inductance L of a 0.60-m-long air-filledsolenoid 2.9 cm in diameter containing 8500 loopsarrow_forward(II) A 600-turn solenoid, 25 cm long, has a diameter of2.5 cm. A 14-turn coil is wound tightly around the center ofthe solenoid. If the current in the solenoid increases uniformly from 0 to 5.0 A in 0.60 s, what will be the induced emfin the short coil during this time?arrow_forward(c) A solenoid of length 8 x 10-2m and cross sectional area 5 x 10-5 m-2 contains 6500 turns per meter length. Calculate the self-inductance of the solenoid.arrow_forward
- (II) An air-filled cylindrical inductor has 2600 turns, and it is2.5 cm in diameter and 28.2 cm long. (a) What is its inductance? (b) How many turns would you need to generate thesame inductance if the core were iron-filled instead? Assumethe magnetic permeability of iron is about 1200 times that offree spacearrow_forward(I) If the current to a motor drops by 12%, by what factordoes the output torque change?arrow_forwardII) For the electric power transmission system shown inFig. 21–25, what is the ratio for Ns/Np for (a) the step-up transformer, (b) the step-down transformer next to the home?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
![Text book image](https://www.bartleby.com/isbn_cover_images/9781938168161/9781938168161_smallCoverImage.gif)