PHYSICS F./SCI... W/MOD V.II W/KIT
4th Edition
ISBN: 9780134819884
Author: GIANCOLI
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 25, Problem 9P
(II) A 12-V battery causes a current of 0.60 A through a resistor. (a) What is its resistance, and (b) how many joules of energy does the battery lose in a minute?
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
(II) Calculate the ratio of the resistance of 10.0 m of aluminum wire 2.2 mm in diameter, to 24.0 m of copper wire 1.8 mm in diameter.
(II) A 100-W lightbulb has a resistance of about 12 Q when
cold (20°C) and 140 N when on (hot). Estimate the tem-
perature of the filament when hot assuming an average
temperature coefficient of resistivity a = 0.0045 (C°)-1.
(II) Two aluminum wires have the same resistance. If one hastwice the length of the other, what is the ratio of the diameterof the longer wire to the diameter of the shorter wire?
Chapter 25 Solutions
PHYSICS F./SCI... W/MOD V.II W/KIT
Ch. 25.2 - If 1 million electrons per second pass a point in...Ch. 25.3 - Prob. 1BECh. 25.4 - Return to the Chapter-Opening Question, page 651,...Ch. 25.4 - Prob. 1DECh. 25.4 - Prob. 1EECh. 25.4 - Prob. 1FECh. 25.6 - How many 60-W 120-V lightbulbs can operate on a...Ch. 25.7 - Each channel of a stereo receiver is capable of an...Ch. 25 - What quantity is measured by a battery rating...Ch. 25 - When an electric cell is connected to a circuit,...
Ch. 25 - When a flashlight is operated, what is being used...Ch. 25 - One terminal of a car battery is said to be...Ch. 25 - When you turn on a water faucet, the water usually...Ch. 25 - Can a copper wire and an aluminum wire of the same...Ch. 25 - The equation P = V2/R indicates that the power...Ch. 25 - What happens when a lightbulb burns out?Ch. 25 - If the resistance of a small immersion heater (to...Ch. 25 - Prob. 10QCh. 25 - Explain why lightbulbs almost always burn out just...Ch. 25 - Which draws more current, a 100-W lightbulb or a...Ch. 25 - Electric power is transferred over large distances...Ch. 25 - A 15-A fuse blows repeatedly. Why is it dangerous...Ch. 25 - When electric lights are operated on low-frequency...Ch. 25 - Driven by ac power, the same electrons pass back...Ch. 25 - The heating element in a toaster is made of...Ch. 25 - Is current used up in a resistor? Explain.Ch. 25 - Compare the drift velocities and electric currents...Ch. 25 - A voltage V is connected across a wire of length l...Ch. 25 - Why is it more dangerous to turn on an electric...Ch. 25 - ( A current of 1.30 A flows in a wire. How many...Ch. 25 - (I) A service station charges a battery using a...Ch. 25 - (I) What is the current in amperes if 1200 Na+...Ch. 25 - (I) What is the resistance of a toaster if 120V...Ch. 25 - (II) An electric clothes dryer has a heating...Ch. 25 - (II) A hair dryer draws 9.5 A when plugged into a...Ch. 25 - (II) A 4.5-V battery is connected to a bulb whose...Ch. 25 - (II) A bird stands on a dc electric transmission...Ch. 25 - (II) A 12-V battery causes a current of 0.60 A...Ch. 25 - (II) An electric device draws 6.50 A at 240 V. (a)...Ch. 25 - (I) What is the diameter of a 1.00-m length of...Ch. 25 - (I) What is the resistance of a 4.5-m length of...Ch. 25 - (II) Calculate the ratio of the resistance of 10.0...Ch. 25 - (II) Can a 2.2-mm-diameter copper wire have the...Ch. 25 - (II) A sequence of potential differences V is...Ch. 25 - (II) How much would you have 10 raise the...Ch. 25 - (II) A certain copper wire has a resistance of...Ch. 25 - (II) Determine at what temperature aluminum will...Ch. 25 - (II) A 100-W lightbulb has a resistance of about...Ch. 25 - (II) Compute the voltage drop along a 26-m length...Ch. 25 - (II) Two aluminum wires have the same resistance....Ch. 25 - (II) A rectangular solid made of carbon has sides...Ch. 25 - (II) A length of aluminum wire is connected to a...Ch. 25 - (II) Small changes in the length of an object can...Ch. 25 - (II) A length of wire is cut in half and the two...Ch. 25 - (III) For some applications, it is important that...Ch. 25 - (III) Determine a formula for the total resistance...Ch. 25 - (III) The filament of a lightbulb has a resistance...Ch. 25 - (III) A 10.0-m length of wire consists of 5.0 m of...Ch. 25 - (III) A hollow cylindrical resistor with inner...Ch. 25 - (I) What is the maximum power consumption of a...Ch. 25 - (I) The heating element of an electric oven is...Ch. 25 - (I) What is the maximum voltage that can be...Ch. 25 - (I) (a) Determine the resistance of, and current...Ch. 25 - (II) An electric power plant can produce...Ch. 25 - (II) A 120-V hair dryer has two settings: 850 W...Ch. 25 - (II) A 115-V fish-tank heater is rated at 95W....Ch. 25 - (II) You buy a 75-W lightbulb in Europe, where...Ch. 25 - (II) How many kWh of energy does a 550-W toaster...Ch. 25 - (II) At 0.095/kWh, what does it cost to leave a...Ch. 25 - (II) What is the total amount of energy stored in...Ch. 25 - (II) An ordinary flashlight uses two D-cell 1.5-V...Ch. 25 - (II) How many 75-W lightbulbs, connected to 120V...Ch. 25 - (II) An extension cord made of two wires of...Ch. 25 - (II) A power station delivers 750kW of power at...Ch. 25 - (III) A small immersion heater can be used in a...Ch. 25 - (III) The current in an electromagnet connected to...Ch. 25 - (III) A 1.0-m-long round tungsten wire is to reach...Ch. 25 - (I) Calculate the peak current in a 2.7-k resistor...Ch. 25 - (I) An ac voltage, whose peak value is 180 V, is...Ch. 25 - (II) Estimate the resistance of the 120-Vrms...Ch. 25 - (II) The peak value of an alternating current in a...Ch. 25 - (II) An 1800-W are welder is connected to a...Ch. 25 - (II) (a) What is the maximum instantaneous power...Ch. 25 - (II) A heater coil connected to a 240-Vrrms ac...Ch. 25 - (II) For a time-dependent voltage V(t), which is...Ch. 25 - Prob. 57PCh. 25 - (II) A 5.80-m length of 2.0-mm-diameter wire...Ch. 25 - (II) At a point high in the Earths atmosphere....Ch. 25 - (I) What is the magnitude of the electric field...Ch. 25 - (II) A neuron is stimulated with an electric...Ch. 25 - (III) During an action potential, Na+ ions move...Ch. 25 - A person accidentally leaves a car with the lights...Ch. 25 - How many coulombs are there in 1.00 ampere-hour?Ch. 25 - You want to design a portable electric blanket...Ch. 25 - What is the average current drawn by a 1.0-hp...Ch. 25 - Prob. 67GPCh. 25 - The heating element of a 110-V, 1500-W heater is...Ch. 25 - (a) A particular household uses a 1.8-kW healer...Ch. 25 - A small city requires about 15 MW of power....Ch. 25 - A 1400-W hair dryer is designed for 117 V. (a)...Ch. 25 - The wiring in a house must be thick enough so it...Ch. 25 - Prob. 73GPCh. 25 - Suppose a current is given by the equation I =...Ch. 25 - A microwave oven running at 65% efficiency...Ch. 25 - Prob. 76GPCh. 25 - 220 V is applied to two different conductors made...Ch. 25 - An electric heater is used to heat a room of...Ch. 25 - A 2800-W oven is connected to a 240-V source, (a)...Ch. 25 - A proposed electric vehicle makes use of storage...Ch. 25 - A 12.5- resistor is made from a coil of copper...Ch. 25 - A fish-tank heater is rated at 95 W when connected...Ch. 25 - A 100-W, 120-V lightbulb has a resistance of 12 ...Ch. 25 - In an automobile, the system voltage varies from...Ch. 25 - The Tevatron accelerator at Fermilab (Illinois) is...Ch. 25 - Lightbulb A is rated at 120 V and 40 W for...Ch. 25 - An air conditioner draws 14 A at 220-V ac. The...Ch. 25 - Copper wire of diameter 0.259 cm is used to...Ch. 25 - Battery-powered electricity is very expensive...Ch. 25 - How far does an average electron move along the...Ch. 25 - A copper pipe has an inside diameter of 3.00 cm...Ch. 25 - For the wire in Fig. 2539, whose diameter varies...Ch. 25 - The cross section of a portion of wire increases...Ch. 25 - Prob. 94GPCh. 25 - The level of liquid helium (temperature 4 K) in...Ch. 25 - (II) The resistance, R, of a particular thermistor...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Express the unit vectors in terms of (that is, derive Eq. 1.64). Check your answers several ways Also work o...
Introduction to Electrodynamics
Which of the two planets (Esus or Sulis) do you think will move around the central star in the least amount of ...
Lecture- Tutorials for Introductory Astronomy
The pV-diagram of the Carnot cycle.
Sears And Zemansky's University Physics With Modern Physics
42. A bicycle wheel is rotating at 50 rpm when the cyclist begins to
pedal harder, giving the wheel a constant...
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
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
- Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r = 1,00 . (a) Find the equivalent resistance of the circuit and the current out of the battery. (b) Find the current through each resistor, (c) Find die potential drop across each resistor, (d) Find the power dissipated by each resistor, (e) Find the total power supplied by the batteries.arrow_forwardSemi-truck or trucks use four large 12-V batteries. The starter systemrequires 24 V, while normal operation of the truck’s other electrical components utilizes 12 V. How could the four batteries be connected to produce 24 V? To produce 12 V? Why is 24 V better than 12 V for starting the truck’s engine (a very heavy load)?arrow_forwardCheck Your Understanding Consider the electrical circuits in your home. Give at least two of circuits that must use a combination of series and parallel circuits to operate efficiently.arrow_forward
- The severity of a shock depends on die magnitude of the current through your body. Would you prefer to be in series or in parallel with a resistance, such as the heating element of a toaster, if you were shocked by it? Explain.arrow_forward(II) Eight identical bulbs are connected in series across a120-V line. (a) What is the voltage across each bulb? (b) Ifthe current is 0.45 A, what is the resistance of each bulb,and what is the power dissipated in each?arrow_forward(II) A 120-V hair dryer has two settings: 950 W and 1450 W.(a) At which setting do you guess the resistance to be higher?After making a guess, determine the resistance at (b) thelower setting, and (c) the higher setting.arrow_forward
- (II) You buy a 75-W lightbulb in Europe, where electricityis delivered at 240 V. If you use the bulb in the United Statesat 120 V (assume its resistance does not change), how brightwill it be relative to 75-W 120-V bulbs? [Hint: Assumeroughly that brightness is proportional to power consumed.]arrow_forward(II) A 75-W, 120-V bulb is connected in parallel with a25-W, 120-V bulb. What is the net resistance?arrow_forward(I) Three 45Ω lightbulbs and three 65Ω lightbulbs areconnected in series. (a) What is the total resistance of thecircuit? (b) What is the total resistance if all six are wiredin parallel?arrow_forward
- (b) A wire is drawn through a die, stretching it to six times its original length. By what factor does its resistance increase? (05)arrow_forward(b) Consider a particular phone that has a battery rated at 4,000 mAh. The battery operates at a potential difference of 3.90 V. How much energy, in units of kilowatt-hours, is stored in a fully charged battery? kWh (c) If electricity costs $0.12 (or 12.0 cents) per kilowatt-hour, what is the value of the total amount of energy stored in this battery? Express your answer in cents (or 0.01 of a dollar). ¢ (d) When the phone is idle (that is, turned on but not making calls or texts, using GPS, or running any power-hungry apps), it will operate continuously for 29.2 hours from a fully charged battery, until the battery runs out. How much average current does the phone draw while idle? Express your answer in milliamperes. mAarrow_forward(b) 1. A platinum resistance sensor has a resistance of 100 2 at 0 °C and a temperature coefficient of resistance (oc) of 4 x 10 "C. If the resistance of the sensor is 125 O, find the corresponding temperature of the sensor. ii. A variable dielectric capacitive displacement sensor consists of two square metal plates of side 5 cm, separated by a gap of 1 mm. A sheet of dielectric material 1 mm thick and of the same area as the plates can be slide between them as shown in Figure Q.4b. Given that the dielectric constant of air is 1 and that of the dielectric material is 4, calculate the capacitance of the sensor when the input displacement x-0.0 cm, 2.5 cm and 5,0 cm. Figure Q4barrow_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)
How To Solve Any Resistors In Series and Parallel Combination Circuit Problems in Physics; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=eFlJy0cPbsY;License: Standard YouTube License, CC-BY