Solutions for University Physics (14th Edition)
Problem Q3.1DQ:
A simple pendulum (a mass swinging at the end of a string) swings back and forth in a circular arc....Problem Q3.2DQ:
Redraw Fig. 3.11a if a is antiparallel to v1. Does the particle move in a straight line? What...Problem Q3.3DQ:
A projectile moves in a parabolic path without air resistance. Is there any point at which a is...Problem Q3.4DQ:
A book slides off a horizontal tabletop. As it leaves the tables edge, the book has a horizontal...Problem Q3.5DQ:
At the instant that you fire a bullet horizontally from a rifle, you drop a bullet from the height...Problem Q3.6DQ:
A package falls out of an airplane that is flying in a straight line at a constant altitude and...Problem Q3.7DQ:
Sketch the six graphs of the x- and y-components of position, velocity, and acceleration versus time...Problem Q3.8DQ:
If a jumping frog can give itself the same initial speed regardless of the direction in which it...Problem Q3.9DQ:
A projectile is fired upward at an angle above the horizontal with an initial speed v0. At its...Problem Q3.10DQ:
In uniform circular motion, what are the average velocity and average acceleration for one...Problem Q3.11DQ:
In uniform circular motion, how does the acceleration change when the speed is increased by a factor...Problem Q3.12DQ:
In uniform circular motion, the acceleration is perpendicular to the velocity at every instant. Is...Problem Q3.13DQ:
Raindrops hitting the side windows of a car in motion often leave diagonal streaks even if there is...Problem Q3.14DQ:
In a rainstorm with a strong wind, what determines the best position in which to hold an umbrella?Problem Q3.15DQ:
You are on the west bank of a river that is flowing north with a speed of 1.2 m/s. Your swimming...Problem Q3.16DQ:
A stone is thrown into the air at an angle above the horizontal and feels negligible air resistance....Problem 3.1E:
A squirrel has x- and y-coordinates (1.1 m, 3.4 m) at time t1 = 0 and coordinates (5.3 m, 0.5 m) at...Problem 3.2E:
A rhinoceros is at the origin of coordinates at time t1 = 0. For the time interval from t1= 0 to t2...Problem 3.3E:
CALC A web page designer creates an animation in which a dot on a computer screen has position...Problem 3.5E:
A jet plane is flying at a constant altitude. At time t1 = 0, it has components of velocity vx = 90...Problem 3.6E:
A dog running in an open field has components of velocity vx = 2.6 m/s and vy = 1.8 m/s at = 10.0 s....Problem 3.7E:
CALC The coordinates of a bird flying in the xy-plane are given by x(t) = t and y(t) = 3.0 m t2,...Problem 3.8E:
CALC A remote-controlled car is moving in a vacant parking lot. The velocity of the car as a...Problem 3.9E:
A physics book slides off a horizontal tabletop with a speed of 1.10 m/s. It strikes the floor in...Problem 3.10E:
A daring 510-N swimmer dives off a cliff with a running horizontal leap, as shown in Fig. E3.10....Problem 3.11E:
Crickets Chirpy and Milada jump from the top of a vertical cliff. Chirpy drops downward and reaches...Problem 3.12E:
A rookie quarterback throws a football with an initial upward velocity component of 12.0 m/s and a...Problem 3.13E:
Leaping the River I. During a storm, a car traveling on a level horizontal road comes upon a bridge...Problem 3.14E:
BIO The Champion Jumper of the Insect World. The froghopper, Philaenus spumarius, holds the world...Problem 3.15E:
Inside a starship at rest on the earth, a ball rolls off the top of a horizontal table and lands a...Problem 3.16E:
On level ground a shell is fired with an initial velocity or 40.0 m/s at 60.0 above the horizontal...Problem 3.17E:
A major leaguer hits a baseball so that it leaves the bat at a speed of 30.0 m/s and at an angle of...Problem 3.18E:
A shot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s,...Problem 3.19E:
Win the Prize. In a carnival booth, you can win a stuffed giraffe if you toss a quarter into a small...Problem 3.20E:
Firemen use a high-pressure hose to shoot a stream of water at a burning building. The water has a...Problem 3.21E:
A man stands on the roof of a 15.0-m-tall building and throws a rock with a speed of 30.0 m/s at an...Problem 3.22E:
A 124-kg balloon carrying a 22-kg basket is descending with a constant downward velocity of 20.0...Problem 3.23E:
The earth has a radius of 6380 km and turns around once on its axis in 24 h. (a) What is the radial...Problem 3.24E:
BIO Dizziness. Our balance is maintained, at least in part, by the endolymph fluid in the inner ear....Problem 3.25E:
BIO Pilot Blackout in a Power Dive. A jet plane comes in for a downward dive as shown in Fig. E3.25....Problem 3.26E:
A model of a helicopter rotor has four blades, each 3.40 m long from the central shaft to the blade...Problem 3.27E:
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center (Fig....Problem 3.28E:
The radius of the earths orbit around the sun (assumed to be circular) is 1.50 108 km, and the...Problem 3.29E:
BIO Hypergravity. At its Ames Research Center, NASA uses its large 20-G centrifuge to test the...Problem 3.30E:
A railroad flatcar is traveling to the right at a speed of 13.0 m/s relative to an observer standing...Problem 3.31E:
A moving sidewalk in an airport terminal moves at 1.0 m/s and is 35.0 m long. If a woman steps on at...Problem 3.32E:
Two piers, A and B, are located on a river; B is 1500 m downstream from A (Fig. E3.32). Two friends...Problem 3.33E:
A canoe has a velocity of 0.40 m/s southeast relative to the earth. The canoe is on a river that is...Problem 3.34E:
The nose of an ultralight plane is pointed due south, and its airspeed indicator shows 35 m/s. The...Problem 3.35E:
Crossing the River I. A river flows due south with a speed of 2.0 m/s. You steer a motorboat across...Problem 3.36E:
Crossing the River II. (a) In which direction should the motorboat in Exercise 3.35 head to reach a...Problem 3.37E:
BIO Bird Migration. Canada geese migrate essentially along a north-south direction for well over a...Problem 3.38E:
An airplane pilot wishes to fly due west. A wind of 80.0 km/h (about 50mi/h) is blowing toward the...Problem 3.39P:
CALC A rocket is Tired at an angle from the top of a tower of height h0 = 50.0 m. Because of the...Problem 3.40P:
CALC A faulty model rocket moves in the xy-plane (the positive y-direction is vertically upward)....Problem 3.41P:
CALC If r=bt2i+ct3jwhere b and c are positive constants, when does the velocity vector make an angle...Problem 3.42P:
CALC The position of a dragonfly that is flying parallel to the ground is given as a function of...Problem 3.43P:
CP A test rocket starting from rest at point A is launched by accelerating it along a 200.0-m...Problem 3.44P:
CALC A bird flies in the .vv-plane with a velocity vector given byv=(t2)i+tj, with = 2.4 m/s, =...Problem 3.45P:
A sly 1.5-kg monkey and a jungle veterinarian with a blow-gun loaded with a tranquilizer dart are 25...Problem 3.46P:
BIO Spiraling Up. Birds of prey typically rise upward on thermals. The paths these birds take may be...Problem 3.47P:
In fighting forest fires, airplanes work in support of ground crews by dropping water on the fires....Problem 3.48P:
A movie stuntwoman drops from a helicopter that is 30.0 m above the ground and moving with a...Problem 3.49P:
An airplane is flying with a velocity of 90.0 m/s at an angle of 23.0 above the horizontal. When the...Problem 3.50P:
A cannon, located 60.0 m from the base of a vertical 25.0-m-tall cliff, shoots a 15-kg shell at 43.0...Problem 3.51P:
CP CALC A toy rocket is launched with an initial velocity of 12.0 m/s in the horizontal direction...Problem 3.52P:
An important piece of landing equipment must be thrown to a ship, which is moving at 45.0 cm/s....Problem 3.53P:
The longest Home Run. According to Guinness World Records, the longest home run ever measured was...Problem 3.54P:
An Errand of Mercy. An airplane is dropping bales of hay to cattle stranded in a blizzard on the...Problem 3.55P:
A baseball thrown at an angle of 60.0 above the horizontal strikes a building 18.0 m away at a point...Problem 3.56P:
A water hose is used to fill a large cylindrical storage tank of diameter D and height 2D. The hose...Problem 3.57P:
A grasshopper leaps into the air from the edge of a vertical cliff, as shown in Fig. P3.57. Find (a)...Problem 3.58P:
Figure P3.58 3.58Kicking an Extra Point. In Canadian football, after a touchdown the team has the...Problem 3.59P:
Look Out! A snow-ball rolls off a barn roof that slopes downward at an angle of 40 (Fig. P3.59). The...Problem 3.60P:
A boy 12.0 m above the ground in a tree throws a ball for his dog, who is standing right below the...Problem 3.61P:
Suppose that the boy in Problem 3.60 throws the ball up-ward at 60.0 above the horizontal, but all...Problem 3.62P:
A rock is thrown with a velocity V0, at an angle of 0 from the horizontal, from the roof of a...Problem 3.63P:
Leaping the River II. A physics professor did dare-devil stunts in his spare time. His last stunt...Problem 3.64P:
A 2.7-kg ball is thrown upward with an initial speed of 20.0 m/s from the edge of a 45.0-m-high...Problem 3.65P:
A 76.0-kg rock is rolling horizontally at the top of a vertical cliff that is 20 m above the surface...Problem 3.66P:
Tossing Your Lunch. Henrietta is jogging on the side-walk at 3.05 m/s on the way to her physics...Problem 3.67P:
A cart carrying a vertical missile launcher moves horizontally at a constant velocity of 30.0 m/s to...Problem 3.68P:
A firefighting crew uses a water cannon that shoots water at 25.0 m/s at a fixed angle of 53.0 above...Problem 3.69P:
In the middle of the night you are standing a horizontal distance of 14.0 m from the high fence that...Problem 3.70P:
CP Bang! A student sits atop a platform a distance h above the ground. He throws a large firecracker...Problem 3.71P:
An airplane pilot sets a compass course due west and maintains an airspeed of 220 km/h. After flying...Problem 3.72P:
Raindrops. When a trains velocity is 12.0 m/s east-ward, raindrops that are falling vertically with...Problem 3.73P:
In a World Cup soccer match, Juan is running due north toward the goal with a speed of 8.00 m/s...Problem 3.74P:
An elevator is moving upward at a constant speed of 2.50 m/s. A bolt in the elevator ceiling 3.00 m...Problem 3.75P:
Two soccer players, Mia and Alice, are running as Alice passes the ball to Mia. Mia is running due...Problem 3.76P:
DATA A spring-gun projects a small rock from the ground with speed 0 try at an angle 0 above the...Problem 3.77P:
DATA You have constructed a hair-spray-powered potato gun and want to find the muzzle speed 0 of the...Problem 3.78P:
DATA You are a member of a geological team in Central Africa. Your team comes upon a wide river that...Problem 3.79CP:
CALC A projectile thrown from a point P moves in such a way that its distance from P is always...Problem 3.80CP:
Two students are canoeing on a river. While heading upstream, they accidentally drop an empty bottle...Problem 3.81CP:
CP A rocket designed to place small payloads into orbit is carried to an altitude of 12.0 km above...Problem 3.82PP:
PASSAGE PROBLEMS BIO BALLISTIC SEED DISPERSAL. Some plants disperse their seeds when the fruit...Problem 3.83PP:
BIO BALLISTIC SEED DISPERSAL. Some plants disperse their seeds when the fruit splits and contracts,...Browse All Chapters of This Textbook
Chapter 1 - Units, Physical Quantities, And VectorsChapter 2 - Motion Along A Straight LineChapter 3 - Motion In Two Or Three DimensionsChapter 4 - Newton's Laws Of MotionChapter 5 - Applying Newton 's LawsChapter 6 - Work And Kinetic EnergyChapter 7 - Potential Energy And Energy ConservationChapter 8 - Momentum , Impulse, And CollisionsChapter 9 - Rotation Of Rigid BodiesChapter 10 - Dynamics Of Rotational Motion
Chapter 11 - Equilibrium And ElasticityChapter 12 - Fluid MechanicsChapter 13 - GravitationChapter 14 - Periodic MotionChapter 15 - Mechanical WavesChapter 16 - Sound And HearingChapter 17 - Temperature And HeatChapter 18 - Thermal Properties Of MatterChapter 19 - The First Law Of ThermodynamicsChapter 20 - The Second Law Of ThermodynamicsChapter 21 - Electric Charge And Electric FieldChapter 22 - Gauss's LawChapter 23 - Electric PotentialChapter 24 - Capacitance And DielectricsChapter 25 - Current, Resist Ance, And Electromotive ForceChapter 26 - Direct-current CircuitsChapter 27 - Magnetic Field And Magnetic ForcesChapter 28 - Sources Of Magnetic FieldChapter 29 - Electromagnetic InductionChapter 30 - InductanceChapter 31 - Alternating CurrentChapter 32 - Electromagnetic WavesChapter 33 - The Nature And Propagation Of LightChapter 34 - Geometric OpticsChapter 35 - InterferenceChapter 36 - DiffractionChapter 37 - Relativity
Sample Solutions for this Textbook
We offer sample solutions for University Physics (14th Edition) homework problems. See examples below:
Chapter 1, Problem Q1.1DQChapter 2, Problem Q2.1DQChapter 3, Problem Q3.1DQChapter 4, Problem Q4.1DQChapter 5, Problem Q5.1DQChapter 6, Problem Q6.1DQChapter 7, Problem Q7.1DQChapter 8, Problem Q8.1DQChapter 9, Problem Q9.1DQ
Chapter 10, Problem Q10.1DQChapter 11, Problem Q11.1DQChapter 12, Problem Q12.1DQChapter 13, Problem Q13.1DQChapter 14, Problem Q14.1DQChapter 15, Problem Q15.1DQSection 1: To determine: The changes in the frequency of the sound when it travels from air into...Chapter 17, Problem Q17.1DQChapter 18, Problem Q18.1DQExplanation: Work done by the system on the environment for the expansion of the burned gasoline-air...Chapter 20, Problem Q20.1DQChapter 21, Problem Q21.1DQChapter 22, Problem Q22.1DQChapter 23, Problem Q23.1DQChapter 24, Problem Q24.1DQChapter 25, Problem Q25.1DQChapter 26, Problem Q26.1DQChapter 27, Problem Q27.1DQChapter 28, Problem Q28.1DQChapter 29, Problem Q29.1DQChapter 30, Problem Q30.1DQChapter 31, Problem Q31.1DQChapter 32, Problem Q32.1DQChapter 33, Problem Q33.1DQChapter 34, Problem Q34.1DQChapter 35, Problem Q35.1DQChapter 36, Problem Q36.1DQChapter 37, Problem Q37.1DQ
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