MODIFIED MASTERING COLLEGE PHYSICS 18WK.4th EditionKnight Publisher: PEARSONISBN: 9780136782216
MODIFIED MASTERING COLLEGE PHYSICS 18WK.
Solutions for MODIFIED MASTERING COLLEGE PHYSICS 18WK.
Problem 1CQ:
A cyclist goes around a level, circular track at constant speed. Do you agree or disagree with the...Problem 2CQ:
In uniform circular motion, which of the following quantities are constant: speed, instantaneous...Problem 5CQ:
Large birds like pheasants often walk short distances. Small birds like chickadees never walk. They...Problem 6CQ:
When you drive fast on the highway with muddy tires, you can hear the mud flying off the tires into...Problem 7CQ:
A ball on a string moves in a vertical circle as in Figure Q6.7. When the ball is at its lowest...Problem 8CQ:
Give an everyday example of circular motion for which the centripetal acceleration is mostly or...Problem 9CQ:
Give an everyday example of circular motion for which the centripetal acceleration is mostly or...Problem 11CQ:
A car coasts at a constant speed over a circular hill. Which of the free-body diagrams in Figure...Problem 12CQ:
In Figure Q6.11, at the instant shown, is the apparent weight of the cars driver greater than, less...Problem 13CQ:
Riding in the back of a pickup truck can be very dangerous. If the truck turns suddenly, the riders...Problem 14CQ:
Playground swings move through an arc of a circle. When you are on a swing, and at the lowest point...Problem 15CQ:
Variation in your apparent weight is desirable when you ride a roller coaster; it makes the ride...Problem 17CQ:
Why is it impossible for an astronaut inside an orbiting space station to go from one end to the...Problem 18CQ:
If every object in the universe feels an attractive gravitational force due to every other object,...Problem 19CQ:
A mountain climbers weight is slightly less on the top of a tall mountain than at the base, though...Problem 21MCQ:
A ball on a string moves around a complete circle, once a second, on a frictionless, horizontal...Problem 22MCQ:
As seen from above, a car rounds the curved path shown in Figure Q6.22 at a constant speed. Which...Problem 23MCQ:
As we saw in the chapter, wings on race cars push them into the track. The increased normal force...Problem 26MCQ:
The cylindrical space station in Figure Q6.25, 200 m in diameter, rotates in order to provide...Problem 27MCQ:
The radius of Jupiter is 11 times that of earth, and the free-fall acceleration near its surface is...Problem 28MCQ:
A newly discovered planet has twice the mass and three times the radius of the earth. What is the...Problem 29MCQ:
Suppose one night the radius of the earth doubled but its mass stayed the same. What would be an...Problem 30MCQ:
Currently, the moon goes around the earth once every 27.3 days. If the moon could be brought into a...Problem 31MCQ:
Two planets orbit a star. You can ignore the gravitational interactions between the planets. Planet...Problem 1P:
A 5.0-m-diameter merry-go-round is turning with a 4.0 s period. What is the speed of a child on the...Problem 3P:
An old-fashioned LP record rotates at 3313rpm. a. What is its frequency, in rev/s? b. What is its...Problem 4P:
A typical hard disk in a computer spins at 5400 rpm. a. What is the frequency, in rev/s? b. What is...Problem 6P:
The horse on a carousel is 4.0 m from the central axis. a. If the carousel rotates at 0.10 rev/s....Problem 7P:
The radius of the earths very nearly circular orbit around the sun is 1.50 1011 m. Find the...Problem 8P:
Modern wind turbines are larger than they appear, and despite their apparently lazy motion, the...Problem 12P:
A typical running track is an oval with 74-m-diameter half circles at each end. A runner going once...Problem 13P:
Figure P6.13 is a birds-eye view of particles on a string moving in horizontal circles on a...Problem 14P:
In short-track speed skating, the track has straight sections and semicircles 16 m in diameter....Problem 16P:
A cyclist is rounding a 20-m-radius curve at 12 m/s. What is the minimum possible coefficient of...Problem 17P:
A 1500 kg car drives around a flat 200-m-diameter circular track at 25 m/s. What are the magnitude...Problem 18P:
A fast pitch softball player does a windmill pitch, illustrated in Figure P6.18. moving her hand...Problem 20P:
A wind turbine has 12,000 kg blades that are 38 m long. The blades spin at 22 rpm. If we model a...Problem 21P:
Youre driving your pickup truck around a curve with a radius of 20 m. A box in the back of the truck...Problem 23P:
Gibbons, small Asian apes, move by brachiation, swinging below a handhold to move forward to the...Problem 24P:
The passengers in a roller coaster car feel 50% heavier than their true weight as the car goes...Problem 26P:
A roller coaster car is going over the top of a 15-m-radius circular rise. At the top of the hill,...Problem 27P:
As a roller coaster car crosses the top of a 40-m-diameter loop-the-loop, its apparent weight is the...Problem 32P:
A satellite orbiting the moon very near the surface has a period of 110 min. Use this information,...Problem 33P:
Spacecraft have been sent to Mars in recent years. Mars is smaller than Earth and has...Problem 34P:
The centers of a 10 kg lead ball and a 100 g lead ball are separated by 10 cm. a. What gravitational...Problem 35P:
The gravitational force of a star on an orbiting planet 1 is F1. Planet 2, which is twice as massive...Problem 36P:
The free-fall acceleration at the surface of planet 1 is 20 m/s2. The radius and the mass of planet...Problem 37P:
What is the ratio of the suns gravitational force on you to the earths gravitational force on you?Problem 39P:
In recent years, astronomers have found planets orbiting nearby stars that are quite different from...Problem 41P:
a. What is the gravitational force of the sun on the earth? b. What is the gravitational force of...Problem 42P:
What is the value of g on the surface of Saturn? Explain how such a low value is possible given...Problem 48P:
Planet X orbits the star Omega with a year that is 200 earth days long. Planet Y circles Omega at...Problem 49P:
The International Space Station is in a 250-mile-high orbit. What are the stations orbital period,...Problem 50P:
An earth satellite moves in a circular orbit at a speed of 5500 m/s. What is its orbital period?Problem 51P:
In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these...Problem 52P:
In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these...Problem 53P:
In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these...Problem 54GP:
How fast must a plane fly along the earths equator so that the sun stands still relative to the...Problem 56GP:
A 75 kg man weighs himself at the north pole and at the equator. Which scale reading is higher? By...Problem 65GP:
A 5.0 g coin is placed 15 cm from the center of a turntable. The coin has static and kinetic...Problem 66GP:
In an old-fashioned amusement park ride, passengers stand inside a 3.0-m-tall, 5.0-m-diameter hollow...Problem 67GP:
The 0.20 kg puck on the frictionless, horizontal table in Figure P6.59 is connected by a string...Problem 68GP:
While at the county fair, you decide to ride the Ferris wheel. Having eaten too many candy apples...Problem 69GP:
A car drives over the top of a hill that has a radius of 50 m. What maximum speed can the car have...Problem 70GP:
The ultracentrifuge is an important tool for separating and analyzing proteins in biological...Problem 71GP:
A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 0.0075...Problem 73GP:
Planet Z is 10,000 km in diameter. The free-fall acceleration on Planet Z is 8.0 m/s2 a. What is the...Problem 74GP:
How long will it take a rock dropped from 2.0 m above the surface of Mars to reach the ground?Problem 75GP:
A 20 kg sphere is at the origin and a 10 kg sphere is at (x, y) = (20 cm, 0 cm). At what point or...Problem 76GP:
a. At what height above the earth is the free-fall acceleration 10% of its value at the surface? b....Problem 77GP:
Mars has a small moon, Phobos, that orbits with a period of 7 h 39 min. The radius of Phobos orbit...Problem 78GP:
You are the science officer on a visit to a distant solar system. Prior to landing on a planet you...Problem 79GP:
Europa, a satellite of Jupiter, is believed to have a liquid ocean of water (with a possibility of...Problem 80MSPP:
The direction of the net force on the craft is A. Away from the surface of the moon. B. In the...Problem 81MSPP:
Suppose a spacecraft orbits the moon in a very low, circular orbit, just a few hundred meters above...Browse All Chapters of This Textbook
Chapter 1 - Representing MotionChapter 2 - Motion In One DimensionChapter 3 - Vectors And Motion In Two DimensionsChapter 4 - Forces And Newton's Laws Of MotionChapter 5 - Applying Newton's LawsChapter 6 - Circular Motion, Orbits, And GravityChapter 7 - Rotational MotionChapter 8 - Equilibrium And ElasticityChapter 9 - MomentumChapter 10 - Energy And Work
Chapter 11 - Using EnergyChapter 12 - Thermal Properties Of MatterChapter 13 - FluidsChapter 14 - OscillationsChapter 15 - Traveling Waves And SoundChapter 16 - Superposition And Standing WavesChapter 17 - Wave OpticsChapter 18 - Ray OpticsChapter 19 - Optical InstrumentsChapter 20 - Electric Fields And ForcesChapter 21 - Electric PotentialChapter 22 - Current And ResistanceChapter 23 - CircuitsChapter 24 - Magnetic Fields And ForcesChapter 25 - Em Induction And Em WavesChapter 26 - Ac ElectricityChapter 27 - RelativityChapter 28 - Quantum PhysicsChapter 29 - Atoms And MoleculesChapter 30 - Nuclear PhysicsChapter P.1 - Summary Force And MotionChapter P.2 - Summary Conservation LawsChapter P.3 - Summary Properties Of MatterChapter P.4 - Summary Oscillations And WavesChapter P.5 - Summary OpticsChapter P.6 - Summary Electricity And MagnetismChapter P.7 - Summary Modern Physics
Sample Solutions for this Textbook
We offer sample solutions for MODIFIED MASTERING COLLEGE PHYSICS 18WK. homework problems. See examples below:
Chapter 1, Problem 1CQChapter 2, Problem 1CQChapter 3, Problem 1CQChapter 4, Problem 1CQChapter 5, Problem 1CQChapter 5, Problem 19PChapter 6, Problem 1CQChapter 7, Problem 1CQGiven data: Refer to the Figure Q8.1 in the textbook for the force that acts at the tip of the rod....
Given data: A person bowls with a 10 pound ball. The person throws the ball with a speed of 10 mph....Chapter 10, Problem 1CQChapter 11, Problem 1CQChapter 12, Problem 1CQChapter 13, Problem 1CQGiven data: Pendulum is pulled back from its position by 10°, and its restoring force is 1.0 N....Chapter 15, Problem 1CQChapter 16, Problem 1CQChapter 17, Problem 1CQExplanation: During the solar eclipse, the moon comes in between the sun and the Earth. The rays...Chapter 19, Problem 1CQChapter 20, Problem 1CQChapter 21, Problem 1CQGiven data: Refer to the Figure Q22.2 in the textbook for required data. Explanation: In the Figure...Refer to FIGURE Q23.1 in the textbook. Consider I is the total current in the circuit, R is the...Chapter 24, Problem 1CQFormula used: Consider the equation for induced current. I=εR (1) Here, ε is the emf due to motion...Chapter 26, Problem 1CQExplanation: If the case considered is that the airplane is moving with a constant velocity such...Given info: The photon energy of an x-ray beam is increasing. Explanation: Write the expression for...Explanation: Emission spectrum of the elements shows colors due to the electrons excited by...Explanation: Consider the expression for atomic mass. A=Z+N Here, Z is the number of protons and N...
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