College PhysicsOER 2016 EditionOpenStax Publisher: OpenStax CollegeISBN: 9781947172173
College Physics
Solutions for College Physics
Problem 1CQ:
Give an example in which there are clear distinctions among distance traveled, displacement, and...Problem 2CQ:
Under what circumstances does distance traveled equal magnitude of displacement? What is the only...Problem 3CQ:
Bacteria move back and f01th by using their flagella (Structures that look like little tails)....Problem 4CQ:
A student writes, "A bird that is diving for prey has a speed of -10 m / s." What is wrong with the...Problem 5CQ:
What is the speed of the bird in Exercise 2.4?Problem 6CQ:
Acceleration is the change in velocity over time. Given this information, is acceleration a vector...Problem 7CQ:
A weather forecast states that the temperature is predicted to be -5°C the following day. Is this...Problem 8CQ:
Give an example (but not one from the text) of a device used to measure time and identify what...Problem 9CQ:
There is a distinction between average speed and the magnitude of average velocity. Give an example...Problem 10CQ:
Does a car's odometer measure position or displacement? Does its speedometer measure speed or...Problem 11CQ:
If you divide the total distance traveled on a car trip (as determined by the odometer) by the time...Problem 12CQ:
How are instantaneous velocity and instantaneous speed related to one another? How do they differ?Problem 13CQ:
Is it possible for speed to be constant while acceleration is not zero? Give an example of such a...Problem 16CQ:
If a subway train is moving to the left (has a negative velocity) and then comes to a stop, what is...Problem 17CQ:
Plus and minus signs are used in one-dimensional motion to indicate direction. What is the sign of...Problem 18CQ:
What information do you need in order to choose which equation or equations to use to solve a...Problem 20CQ:
What is the acceleration of a rock thrown straight upward on the way up? At the top of its flight?...Problem 21CQ:
An object that is thrown straight up falls back to Earth. This is one-dimensional motion. (a) When...Problem 23CQ:
If an object is thrown straight up and air resistance is negligible, then its speed when it returns...Problem 24CQ:
The severity of a fall depends on your speed when you strike the ground. All factors but the...Problem 25CQ:
How many times higher could an astronaut jump on the Moon than on Earth if his takeoff speed is the...Problem 31CQ:
A cylinder is given a push and then rolls up an inclined plane. If the origin is the starting point,...Problem 5PE:
(a) Calculate Earth's average speed relative to the Sun. (b) What is its average velocity over a...Problem 6PE:
A helicopter blade spins at exactly 100 revolutions per minute. Its tip is 5.00 m from the center of...Problem 7PE:
The North American and European continents are moving apart at a rate of about 3 cm/y. At this rate...Problem 8PE:
Land west of the San Andreas fault in southern California is moving at an average velocity of about...Problem 9PE:
On May 26, 1934, a streamlined, stainless steel diesel train called the Zephyr set the world's...Problem 10PE:
Tidal friction is slowing the rotation of the Earth. As a result, the orbit of the Moon is...Problem 11PE:
A student drove to the university from her home and noted that the odometer reading of her car...Problem 12PE:
The speed of propagation of the action potential (an electrical signal) in a nerve cell depends...Problem 13PE:
Conversations with astronauts on the lunar surface were characterized by a kind of echo in which the...Problem 14PE:
A football quarterback runs 15.0 m straight down the playing field in 2.50 s. He is then hit and...Problem 15PE:
The planetary model of the atom pictures electrons orbiting the atomic nucleus much as planets orbit...Problem 16PE:
A cheetah can accelerate from rest to a speed of 30.0 m/s in 7.00 s. What is its acceleration?Problem 17PE:
Professional Application Dr. John Paul Stapp was U.S. Air Force officer who studied the effects of...Problem 18PE:
A commuter backs her car out of her garage with an acceleration of 1.40 m/s2. (a) How long does it...Problem 19PE:
Assume that an intercontinental ballistic missile goes from rest to a suborbital speed of 6.50 km/s...Problem 20PE:
An Olympic-class sprinter starts a race with an acceleration of 4.50 m/s2. (a) What is her speed...Problem 21PE:
A well-thrown ball is caught in a well-padded mitt. If the deceleration of the ball is 2.10104 m/s2,...Problem 22PE:
A bullet in a gun is accelerated from the firing chamber to the end of the barrel at an average rate...Problem 23PE:
(a) A light-rail commuter train accelerates at a rate of 1.35 m/s2. How long does it take to reach...Problem 24PE:
While entering a freeway, a car accelerates from rest at a rate of 2.40 m/s2 for 12.0 s. (a) Draw a...Problem 25PE:
At the end of a race, a runner decelerates from a velocity of 9.00 m/s at a rate of 2.00 m/s2. (a)...Problem 26PE:
Professional Application: Blood is accelerated from rest to 30.0 cm/s in a distance of 1.80 cm by...Problem 27PE:
In a slap shot, a hockey player accelerates the puck from a velocity of 8.00 m/s to 40.0 m/s in the...Problem 28PE:
A powerful motorcycle can accelerate from rest to 26.8 m/s (100 km/h) in only 3.90 s. (a) What is...Problem 29PE:
Freight trains can produce only relatively small accelerations and decelerations. (a) What is the...Problem 30PE:
A fireworks shell is accelerated from rest to a velocity of 65.0 m/s over a distance of 0.250 m. (a)...Problem 31PE:
A swan on a lake gets airborne by flapping its wings and running on top of the water. (a) If the...Problem 32PE:
Professional Application: A woodpecker's brain is specially protected from large decelerations by...Problem 33PE:
An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s...Problem 34PE:
In World War II, there were several reported cases of airmen who jumped from their flaming airplanes...Problem 35PE:
Consider a grey squirrel falling out of a tree to the ground. (a) If we ignore air resistance in...Problem 36PE:
An express train passes through a station. It enters with an initial velocity of 22.0 m/s and...Problem 37PE:
Dragsters can actually reach a top speed of 145 m/s in only 4.45 s—considerably less time than given...Problem 38PE:
A bicycle racer sprints at the end of a race to clinch a victory. The racer has an initial velocity...Problem 39PE:
In 1967, New Zealander Burt Munro set the world record for an Indian motorcycle, on the Bonneville...Problem 40PE:
(a) A world record was set for the men's 100-m dash in the 2008 Olympic Games in Beijing by Usain...Problem 41PE:
Calculate the displacement and velocity at times of (a) 0.500, (b) 1.00, (c) 1.50, and (d) 2.00 s...Problem 42PE:
Calculate the displacement and velocity at times of (a) 0.500, (b) 1.00, (c) 1.50, (d) 2.00, and (e)...Problem 43PE:
A basketball referee tosses the ball straight up for the starting tip-off. At what velocity must a...Problem 44PE:
A rescue helicopter is hovering over a person whose boat has sunk. One of the rescuers throws a life...Problem 45PE:
A dolphin in an aquatic show jumps straight up out of the water at a velocity of 13.0 m/s. (a) List...Problem 46PE:
A swimmer bounces straight up from a diving board and falls feet first into a pool. She starts with...Problem 47PE:
(a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is...Problem 48PE:
A very strong, but inept, shot putter puts the shot straight up vertically with an initial velocity...Problem 49PE:
You throw a ball straight up with an initial velocity of 15.0 m/s. It passes a tree branch on the...Problem 50PE:
A kangaroo can jump over an object 2.50 m high. (a) Calculate its vertical speed when it leaves the...Problem 51PE:
Standing at the base of one of the cliffs of Mt. Arapiles in Victoria, Australia, a hiker hears a...Problem 52PE:
An object is dropped from a height of 75.0 m above ground level. (a) Determine the distance traveled...Problem 53PE:
There is a 250-m-high cliff at Half Dome in Yosemite National Park in California. Suppose a boulder...Problem 55PE:
Suppose you drop a rock into a dark well and, using precision equipment, you measure the time for...Problem 56PE:
A steel ball is dropped onto a hard floor from a height of 1.50 m and rebounds to a height of 1.45...Problem 57PE:
A coin is dropped from a hot-air balloon that is 300 m above the ground and rising at 10.0 m/s...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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