College PhysicsOER 2016 EditionOpenStax Publisher: OpenStax CollegeISBN: 9781947172173
College Physics
Solutions for College Physics
Problem 1CQ:
Models are particularly useful in relativity and quantum mechanics, where conditions are outside...Problem 2CQ:
How does a model differ from a theory?Problem 3CQ:
If two different theories describe experimental observations equally well, can one be said to be...Problem 4CQ:
What determines the validity of a theory?Problem 5CQ:
Certain criteria must be satisfied if a measurement or observation is to be believed. Will the...Problem 6CQ:
Can the validity of a model be limited, or must it be universally valid? How does this compare to...Problem 7CQ:
Classical physics is a good approximation to modern physics under certain circumstances. What are...Problem 9CQ:
Can classical physics be used to accurately describe a satellite moving at a speed of 7500 m/s?...Problem 10CQ:
Identify some advantages of metric units.Problem 12CQ:
Prescriptions for vision correction are given in units called diopters (D). Determine the meaning of...Problem 1PE:
The speed limit on some interstate highways is roughly 100 km/h. (a) What is this in meters per...Problem 2PE:
A car is traveling at a speed of 33 m/s. (a) What is its speed in kilometers per hour? (b) Is it...Problem 3PE:
Show that 1.0m/s=3.6Km/h. Hint: Show the explicit steps involved in converting 1.0m/s=3.6Km/h.Problem 4PE:
American football is played on a 100-yd-long field, excluding the end zones. How long is the field...Problem 5PE:
Soccer fields vary in size. A large soccer field is 115 long and 85 m wide. What are its dimension...Problem 6PE:
What is the height in meters of a person who is 6 ft 1.0 in. tall? (Assume that 1 meter equals 39.37...Problem 7PE:
Mount Everest, at 29,028 feet, is the tallest mountain on the Earth. What is its height in...Problem 9PE:
Tectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such...Problem 10PE:
(a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then...Problem 11PE:
Suppose that your bathroom scale reads your mass as 65 kg with a 3% uncertainty. What is the...Problem 12PE:
A good-quality measuring tape can be off by 0.50 cm over a distance of 20 m. What is its percent...Problem 13PE:
(a) A car speedometer has a 5.0% uncertainty. What is the range of possible speeds when it reads 90...Problem 14PE:
An infant's pulse rate is measured to be 1305 beats/min. What is the percent uncertainty in this...Problem 15PE:
(a) Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she...Problem 17PE:
State how many significant figures are proper in the results of the following calculations: (a)...Problem 18PE:
(a) How many significant figures are in the numbers 99 and 100? (b) If the uncertainty in each...Problem 19PE:
(a) If your speedometer has an uncertainty of 2.0 km/h at a speed of 90 km/h, what is the percent...Problem 20PE:
(a) A person's blood pressure is measured to be 1202 mm Hg. What is its percent uncertainty? (b)...Problem 21PE:
A person measures his or her heart rate by counting the number of beats in 30 s. If 401 beats are...Problem 22PE:
What is the area of a circle 3.102 cm in diameter?Problem 23PE:
If a marathon runner averages 9.5 mi/h, how long does it take him or her to run a 26.22-mi marathon?Problem 24PE:
A marathon runner completes a 42.188-km course in 2 h, 30 min, and 12 s. There is an uncertainty of...Problem 25PE:
The sides of a small rectangular box are measured to be 1.800.01,2.050.02, and 3.10.1 cm long....Problem 26PE:
When non-metric units were used in the United Kingdom, a unit of mass called the pound-mass (lbm)...Problem 27PE:
The length and width of a rectangular room are measured to be 3.9550.005 m and 3.0500.005 m....Problem 28PE:
A car engine moves a piston with a circular cross section of 7.5000.002 cm diameter a distance of...Problem 29PE:
How many heartbeats are there in a lifetime?Problem 30PE:
A generation is about one-third of a lifetime. Approximately how many generations have passed since...Problem 31PE:
How many times longer than the mean life of an extremely unstable atomic nucleus is the lifetime of...Problem 32PE:
Calculate the approximate number of atoms in a bacterium. Assume that the average mass of an atom in...Problem 33PE:
Approximately how many atoms thick is a cell membrane, assuming all atoms there average about twice...Problem 34PE:
(a) What fraction of Earth's diameter is the greatest ocean depth? (b) The greatest mountain height?Browse All Chapters of This Textbook
Chapter 1 - Introduction: The Nature Of Science And PhysicsChapter 2 - KinematicsChapter 3 - Two-dimensional KinematicsChapter 4 - Dynamics: Force And Newton's Laws Of MotionChapter 5 - Further Applications Of Newton's Laws: Friction, Drag, And ElasticityChapter 6 - Gravitation And Uniform Circular MotionChapter 7 - Work, Energy, And Energy ResourcesChapter 8 - Linear Momentum And CollisionsChapter 9 - Statics And TorqueChapter 10 - Rotational Motion And Angular Momentum
Chapter 11 - Fluid StaticsChapter 12 - Fluid Dynamics And Its Biological And Medical ApplicationsChapter 13 - Temperature, Kinetic Theory, And The Gas LawsChapter 14 - Heat And Heat Transfer MethodsChapter 15 - ThermodynamicsChapter 16 - Oscillatory Motion And WavesChapter 17 - Physics Of HearingChapter 18 - Electric Charge And Electric FieldChapter 19 - Electric Potential And Electric FieldChapter 20 - Electric Current, Resistance, And Ohm's LawChapter 21 - Circuits, Bioelectricity, And Dc InstrumentsChapter 22 - MagnetismChapter 23 - Electromagnetic Induction, Ac Circuits, And Electrical TechnologiesChapter 24 - Electromagnetic WavesChapter 25 - Geometric OpticsChapter 26 - Vision And Optical InstrumentsChapter 27 - Wave OpticsChapter 28 - Special RelativityChapter 29 - Introduction To Quantum PhysicsChapter 30 - Atomic PhysicsChapter 31 - Radioactivity And Nuclear PhysicsChapter 32 - Medical Applications Of Nuclear PhysicsChapter 33 - Particle PhysicsChapter 34 - Frontiers Of Physics
Sample Solutions for this Textbook
We offer sample solutions for College Physics homework problems. See examples below:
Chapter 1, Problem 1CQChapter 2, Problem 1CQGiven: The given figure is, Figure (1) Formula used: The velocity of particle is given as, v=ΔxΔt...Chapter 3, Problem 1CQGiven: The given table is, Height (m)Time...Chapter 4, Problem 1CQChapter 5, Problem 1CQChapter 6, Problem 1CQChapter 7, Problem 1CQ
Given: Distance traveled with rocket engine firing ( m)Payload final velocity (...Chapter 8, Problem 1CQGiven: The mass of the girl is m=40 kg. The mass of the platform is m=120 kg. The initial speed of...Introduction: An experiment can be performed in which the two carts will be placed on a straight...Given: The mass of puck A is mA=200 g. The mass of puck B is mB=800 g. Formula used: The initial...Given: Mass of A, ma=3m. Mass of B, mb=m. Velocity of mass A before collision, ua=12 m/s. Velocity...Given: Velocity of object A before collision, ua=4 m/s. Velocity of object B before collision, ub=−8...Given: The positions of two objects before and after collision are depicted in the following figure....Given: Mass of A is ma=1.0 kg. Mass of B is mb=3.0 kg. Initial velocity of mass A is ua=8 m/s....Given: Mass of A is ma=1.0 kg. Mass of B is mb=1.0 kg. Initial velocity of mass A is ua=4 m/s....Given: Let the mass of A be m1. The mass m2 of B is m2=2m1. The initial velocity of mass B is...Given: The mass A is moving in +x direction with an initial velocity, v1=15 m/s. The mass of B is,...Given: The mass of car A is, m1=2000 kg. The initial velocity of car A is, v1=38 m/s in the east...Chapter 9, Problem 1CQGiven: The mass of the bridge is, m=2500 kg. Formula used: The relation between the mass and weight...Given: The mass of the bridge is M=2500 kg. The mass of the car is m=900 kg. The distance of weight...Given: The mass of the woman is m1=50 kg. The acceleration due to gravity is g=9.8 m/s2. Formula...Given: Number of bricks in the wheel barrow is 20. Mass of each brick is 3 kg. Formula used: Write...Given: The weight of the dumbbell is w1=20 lb. Formula used: The relation between the mass and...Chapter 10, Problem 1CQChapter 11, Problem 1CQGiven info: The manometer along balloon and jar is shown below: Height of the liquid inside the...Given: Mass of brace, mb=150 kg Mass of load, ml=400 kg Formula used: The Force for the slave...Given info: The radius of volleyball increases by 10%. Formula used: Density is mass per unit volume...Given: Density of water, Volume of liquid, Formula Used: A polystyrene cube floating partially...Chapter 12, Problem 1CQGiven: Diameter of pipe =3.5cm Force= 320 N Rate of flowing water = 2.5m/s Pumped water level = 21m...Chapter 13, Problem 1CQChapter 14, Problem 1CQChapter 15, Problem 1CQChapter 16, Problem 1CQChapter 17, Problem 1CQGiven: The distance between bat and insect is 3.00 m. The temperatures at which echo times is to be...Given: Refer Table [17.8] The value of acoustic impedance of transducer material is, Zt=30.8×106...Given: The frequency of the car's horn is fhorn=200 Hz. Formula used: The expression for the...Given: The data length of an air column and a resonant frequency present when the column is struck...Chapter 18, Problem 1CQGiven: Point charges located at 1.00 cm, 5.00 cm, 8.00 cm and 14.0 cm along the x -axis. Formula...Given: Point charges located at 3.00, 8.00 and 11.0 cm along the x -axis. Formula used: Electric...Given: Four charges qa, qb, qc, qd placed at each corner of the square with side 5 cmhaving...Given: qb=+10.00μC qc=−5.00μC Side of an equilateral triangle 25.0 cm Formula used: E=Ebcosφ...Given: qa=+2.50 nC qb=−8.00 nC qc=+1.50 nC Point charges located at the corners of an equilateral...Formula used: The magnitude of the electrostatic force between two electrons isgiven by: FC=kq2r2...Introduction: The lines of forces are imaginary which signify amplitude and direction of an electric...Chapter 19, Problem 1CQGiven info: Charges q1=1 μCq2=−2 μCq3=3 μC Formula used: The potential energy is given by PE=−kq1q2d...Given: The charge of the particle is identical, that is, q=q. The impact of the second particle on...Chapter 20, Problem 1CQGiven: WireLengthDiameterWire 12m1cmWire 21m0.5 cmWire 31m1cm Formula used: Resistance in the wire...Given information: The given statement is a switch has a variable resistance that is nearly zero...Given information: The given figure is Introduction: Kirchhoff's junction rule states that the sum...Given information: The given figure is Formula used: Kirchhoff's second rule states that in a closed...Given information: The given figure is Introduction: Ammeter is connected in series in the circuit...Given information: The given figure is Introduction: Kirchhoff's second rule states that in a closed...Given information: The given figure is Concept Introduction: Kirchhoff's second rule states that in...Given information: The voltage of alkaline cell is 1.585 V. An internal resistance is 0.100Ω....Given information: Figure shows how a bleeder resistor is used to discharge a capacitor after an...Given: Parallel combination of two 20 Ω and one 10 Ω resistors is connected in series with a 4Ω...Chapter 22, Problem 1CQGiven: Current carrying wire is placed at the vertices of an equilateral triangle of side 10.0 cm=...Given: A pendulum is set up so that its bob swings between the poles of permanent magnet. Charge on...Chapter 23, Problem 1CQGiven information: An ideal step-up transformer with turn ratio 1:30 is supplied with an input power...Chapter 24, Problem 1CQChapter 25, Problem 1CQChapter 26, Problem 1CQChapter 27, Problem 1CQIntroduction: The resultant amplitude of two waves with equal amplitude is given by A2=2A12(1+cosδ)...Given: The nth -order diffraction angle for the longest wavelength is, θl1=53.13°. The longest...Chapter 28, Problem 1CQGiven: The Relativistic energy is E, Themomentum is p, The rest mass is m0 The speed of light is c....Chapter 29, Problem 1CQChapter 30, Problem 1CQGiven: The wavelength of first photon is λ1=121.6 nm. The wavelength of second photon is λ2=102.6...Given: The energy of the level 2 is E2=−3.4 eV. The energy of the level 3 is E3=−1.5 eV. Formula...Chapter 31, Problem 1CQChapter 32, Problem 1CQIntroduction: The formation of one or more different atomic nuclei and the subatomic particles by...Given: The reaction of nuclear fission is n01+U92235→U92236→B56141a +Ky92r + x n01 Formula Used: An...Chapter 33, Problem 1CQChapter 34, Problem 1CQ
More Editions of This Book
Corresponding editions of this textbook are also available below:
COLLEGE PHYSICS (OER)
1st Edition
ISBN: 9781947172012
COLLEGE PHYSICS
2nd Edition
ISBN: 9781711470832
COLLEGE PHYSICS
13th Edition
ISBN: 2810014673880
College Physics for AP Courses
1st Edition
ISBN: 9781630181871
College Physics
1st Edition
ISBN: 9781938168048
College Physics For Ap® Courses
16th Edition
ISBN: 9781938168932
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