Solutions for Inquiry into Physics
Problem 1MLA:
Describe one promising explanation for how thunderclouds become electrified, that is, acquire a...Problem 2MLA:
Loud thunder claps frequently accompany lightning discharges. Give a description of how scientists...Problem 1MA:
What does the term fibrillation mean in connection with heart function? Give two important causes of...Problem 6Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 13Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 15Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 17Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 18Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 20Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 21Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 22Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 23Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 26Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 27Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 28Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 30Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 31Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 35Q:
(Indicates a review question, which means it requires only a basic understanding of the material to...Problem 1P:
Two charged particles exert an electric force of 16 N on each other. What will the magnitude of the...Problem 2P:
What would the separation between two identical objects, one carrying 1 C of positive charge and the...Problem 3P:
A particle having a positive charge of C experiences an upward force of 8 N when placed at a certain...Problem 4P:
During 30 seconds of use, 250 C of charge flow through a microwave oven. Compute the size of the...Problem 6P:
A current of 0.7 A goes through an electric motor for 1 min. How many coulombs of charge flow...Problem 9P:
A 120-V circuit in a house is equipped with a 20-A fuse that will b1ow if the current exceeds 20 A....Problem 10P:
. The resistance of each brake lightbulb on an automobile is Use the fact that cars have 12-V...Problem 11P:
. The lightbulb used in a computer projector has a resistance of What is the current through the...Problem 15P:
. An electric eel can generate a 400-V, 0.5-A shock for stunning its prey. What is the eel’s power...Problem 16P:
. An electric train operates on 750 V. What is its power consumption when the current flossing...Problem 17P:
. All of the electrical outlets in a room are connected in a single parallel circuit (Figure 7.38)....Problem 18P:
. Your cell phone typically consumes about 400 mW of power when you text a friend. 1f the phone is...Problem 19P:
. A car’s headlight consumes 40 W when on low beam and 50 W when on high beam. (a) Find the current...Problem 20P:
. Find the current that flows in a 40-W bulb used in a common household circuit Compare this with...Problem 21P:
. An electric clothes dryer is rated at 4,000 W. How much energy does it use in 40 min?Problem 23P:
. Which costs more, running a 1,200-W hair dryer for 5 min or leaving a 60-W lamp on overnight (10...Problem 24P:
. A representative lightning strike is caused by a voltage of 200,000,000 V and consists of a...Problem 26P:
. A certain electric motor draws a current of 10 A when connected to 120 V (a) What is the motor’s...Problem 27P:
. The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a...Problem 28P:
. A lightbulb is rated at 60 W when connected to 120 V (a) What current flows through the bulb in...Problem 29P:
. About 40,000 J of energy is stored in a typical 1.5-V D-cell batter» If two such batteries are...Problem 30P:
. An electric car is being designed to have an average power output of 4,000 W for 2 h before...Problem 1C:
Compute the electric force acting between the electron and the proton in a hydrogen atom. The radius...Problem 2C:
Use the result from Challenge land the equation for centripetal force from Chapter 2 to compute the...Problem 4C:
Using your understanding of the nature of internal energy and temperature, explain why we might...Problem 5C:
The current that flows through an incandescent lightbulb immediately after it is turned on is higher...Problem 7C:
Imagine a company offering a line of hair dryers that operate on different voltages, say, 12, 30,...Browse All Chapters of This Textbook
Chapter P - Prologue:getting StartedChapter 1 - The Study Of MotionChapter 2 - Newton's LawsChapter 3 - Energy And Conservation LawsChapter 4 - Physics Of MatterChapter 5 - Temperature And HeatChapter 6 - Waves And SoundChapter 7 - ElectricityChapter 8 - Electromagnetism And Em WavesChapter 9 - Optics
Book Details
Reflecting the latest developments in the field and featuring an updated full color art program, INQUIRY INTO PHYSICS, 8th Edition, continues to emphasize the inquiry approach to learning physics by asking students to try things, to discover relationships
Sample Solutions for this Textbook
We offer sample solutions for Inquiry into Physics homework problems. See examples below:
Chapter P, Problem 1CAChapter 1, Problem 1CAIntroduction: An observed velocity or relative velocity depend on the velocity and direction of the...Given information: Eight arrows are given, Arrow A:M=0.075 kgV=16 m/sArrow B:M=0.180 kgV=12 m/sArrow...Chapter 1, Problem 4CChapter 2, Problem 1EAChapter 2, Problem 26PIntroduction: Acceleration of free fall is the acceleration experienced by a body due to the force...Given: Mass of the satellite m=200-kg Radius of the satellite’s orbit r=4.23×107m Mass of the earth...
Chapter 3, Problem 1EAGiven information: The mass and velocity of different cars are given by, (a)m=1000 kgv=10...Chapter 3, Problem 35QChapter 3, Problem 30PChapter 3, Problem 2CChapter 3, Problem 3CChapter 3, Problem 6CSodium − Natrium (Na): The latin name of sodium is natrium and is derived from nitron(a name for...Given data: Mb = 0.04kg; Ml = 0.20kg. Mb = 0.03kg; Ml = 0.15kg. Mb = 0.04kg; Ml = 0.12kg. Mb =...Chapter 4, Problem 42QChapter 5, Problem 1ASContainer A: Given info: The mass of water is 1500 g. The temperature of water is 24 °C. The mass of...Container A: Given info: The temperature of the container is 200 K. The volume of the container A is...Chapter 6, Problem 1AAGiven data: Wave I: λ = 3m. Wave II: λ = 2m. Wave III: λ = 6m. Wave IV: λ = 6m. Wave V: λ = 3m. Wave...Chapter 7, Problem 1MLAGiven: Pair 1:q1=+2 µC;q2= −4 µC and d= 10 cm Pair 2:q1=+2 µC;q2= −2 µC and d= 5 cm Pair 3:q1=+3...Given information: The given circuit is as shown in figure 1: And the six circumstances for the...Chapter 7, Problem 35QChapter 8, Problem 1BSAChapter 9, Problem 1OEAGiven: Figure 9.45 Figure 9.48 Figure 9.49 Formula used: Magnification, m=vu, 1v−1u=1f where m is...Calculation: This is figure 9.34. When we closely observe the figure, we can estimate the angle of...Given: Velocity of light in air, v=3×108 m/s Refractive index of air, nair=1 From table 9.1, the...Given: Focal length of the lens, f=50 mm Distance of the object, s=350 mm Formula used: The formula...Bunsen and Kirchhoff used spectroscopy and have major contribution in the field of physics and...Given: The mass of muon is 200 times larger than the electron. Formula used: The radius of the Bohr...Nuclear medicine in different ways uses radioactive isotopes. One of the most common uses is a...Given info: Number of protons in F2658e = 26 Mass Number of F2658e = 58 Number of protons in B83209i...Given: The decay chain of U (238) and U (235) is given as, U238→Pb206U235→Pb205. Calculation: In the...Given info: The size of first Bohr orbit in hydrogen atom is 5.29×10−11 m. The Empirical formula is...Given info: Nuclear Reaction = H12+H23e→H24e +p11+18.3 MeV Mass of Helium- 4 ( H24e) = 4.00260 u...Introduction: Pair production is a process of creation of a subatomic particle and its antiparticle...Introduction: The baryon is a type of composite subatomic particle which consists of quarks and...Given: Nuclear reaction, π++p→Σ++K+. Formula used: π+=ud¯p=uudΣ+= uus+K+=us¯. Calculation:...Given: Nuclear reaction, Σ−→n+π− Formula used: Following particles can be written in terms of quarks...Given: Mass of the earth = M=5.972×1024 kg Radius of earth = R=6.4×106 m Universal gravitational...Given info: Given equation is, A=X−7. Calculation: Isolate X on one side of the equation by adding 7...
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