College Physics: A Strategic Approach (3rd Edition)
3rd Edition
ISBN: 9780321879721
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 3, Problem 25MCQ
A car drives horizontally off a 73-m-high cliff at a speed of 27 m/s. Ignore air resistance.
a. How long will it take the car to hit the ground?
A. 2.0 s
B. 3.2 s
C. 3.9 s
D. 4.9 s
E. 5.0 s
b. Approximately how far from the base of the cliff will the car hit?
A. 75 m
B. 90 m
C. 100m
D. 170m E. 280m
E.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A rock is thrown at a level ground with an angle of inclination of 22.78° and initial velocity of 54.23 m/s.
1. How long will it take the rock to reach the ground.
a. 4.28 s
b. 2.86 s
c. 6.25 s
d. 5.54 s
2. How far would it reach horizontally?
a. 210 m
b. 214 m
c. 222 m
d. 219 m
3. How high will it reach as it reaches zero velocity?
a. 21.89 m
b. 24.87 m
c. 23.63 m
d. 22.48 m
6. A ball is thrown horizontally from the top of a building 110 m high. The ball strikes the ground at a point 65 m
horizontally away from and below the point of release. What is the speed of the ball just before it strikes the
ground?
a.
14 m/s
b. 23 m/s
c. 36 m/s
d.
49 m/s
e.
61 m/s
A lady tosses a coin vertically up with a speed of 5.5 m/s.
a. How high will the coin rise before it goes down?
b. How long will the coin stay in air before landing?
c. With what speed will it land on the lady's hand?
d. At what times will the speed of the coins be 3 m/s?
Chapter 3 Solutions
College Physics: A Strategic Approach (3rd Edition)
Ch. 3 - a. Can a vector have nonzero magnitude if a...Ch. 3 - Is it possible to add a scalar to a vector? If so,...Ch. 3 - Suppose two vectors have unequal magnitudes. Can...Ch. 3 - Suppose C=A+B a. Under what circumstances does C =...Ch. 3 - For a projectile, which of the following...Ch. 3 - A baseball player throws a ball at a 40 angle to...Ch. 3 - An athlete performing the long jump tries to...Ch. 3 - A person trying to throw a ball as far as possible...Ch. 3 - If you kick a football, at what angle to the...Ch. 3 - A passenger on a jet airplane claims to be able to...
Ch. 3 - If you go to a ski area, youll likely find that...Ch. 3 - In an amusement-park ride, cars rolling along at...Ch. 3 - There are competitions in which pilots fly small...Ch. 3 - A cyclist goes around a level, circular track at...Ch. 3 - You are cycling around a circular track at a...Ch. 3 - An airplane has been directed to fly in a...Ch. 3 - When you go around a corner in your car, your car...Ch. 3 - Which combination of the vectors shown in Figure...Ch. 3 - Two vectors appear as in Figure Q3.19. Which...Ch. 3 - The gas pedal in a car is sometimes referred to as...Ch. 3 - A car travels at constant speed along the curved...Ch. 3 - A ball is fired from a cannon at point 1 and...Ch. 3 - A ball thrown at an initial angle of 37.0 and...Ch. 3 - A cannon elevated at 40 is fired at a wall 300 m...Ch. 3 - A car drives horizontally off a 73-m-high cliff at...Ch. 3 - A football is kicked at an angle of 30 with a...Ch. 3 - A football is kicked at an angle of 30 with a...Ch. 3 - Riders on a Ferris wheel move in a circle with a...Ch. 3 - Formula One race cars are capable of remarkable...Ch. 3 - A car goes around a corner in a circular arc at...Ch. 3 - A position vector with magnitude 10 m points to...Ch. 3 - A velocity vector 40 above the positive x-axis has...Ch. 3 - Jack and Jill ran up the hill at 3.0 m/s. The...Ch. 3 - Josh is climbing up a steep 34 slope, moving at a...Ch. 3 - A cannon tilted upward at 30 fires a cannonball...Ch. 3 - a. What are the x- and y-components of vector E of...Ch. 3 - Draw each of the following vectors, then find its...Ch. 3 - Draw each of the following vectors, then find its...Ch. 3 - Each of the following vectors is given in terms of...Ch. 3 - Each of the following vectors is given in terms of...Ch. 3 - A wildlife researcher is tracking a flock of...Ch. 3 - You begin sliding down a 15 ski slope. Ignoring...Ch. 3 - A car traveling at 30 m/s runs out of gas while...Ch. 3 - In the Soapbox Derby, young participants build...Ch. 3 - A piano has been pushed to the top of the ramp at...Ch. 3 - A car turns into a driveway that slopes upward at...Ch. 3 - Anita is running to the right at 5 m/s, as shown...Ch. 3 - An airplane cruises at 880 km/h relative to the...Ch. 3 - Anita is running to the right at 5 m/s, as shown...Ch. 3 - Raindrops are falling straight down at 12 m/s when...Ch. 3 - A boat takes 3.0 h to travel 30 km down a river,...Ch. 3 - Two children who are bored while waiting for their...Ch. 3 - A ball is thrown horizontally from a 20-m-high...Ch. 3 - A ball with a horizontal speed of 1.25 m/s rolls...Ch. 3 - A pipe discharges storm water into a creek. Water...Ch. 3 - A pipe discharges storm water into a creek. Water...Ch. 3 - Two spheres are both launched horizontally from a...Ch. 3 - A rifle is aimed horizontally at a target 50 m...Ch. 3 - A gray kangaroo can bound across a flat stretch of...Ch. 3 - On the Apollo 14 mission to the moon, astronaut...Ch. 3 - A sprinkler mounted on the ground sends out a jet...Ch. 3 - A good quarterback can throw a football at 27 m/s...Ch. 3 - Racing greyhounds are capable of rounding corners...Ch. 3 - To withstand g-forces of up to 10 gs, caused by...Ch. 3 - The Scion iQ is a compact car that is capable of...Ch. 3 - In a roundabout (or traffic circle), cars go...Ch. 3 - A particle rotates in a circle with centripetal...Ch. 3 - Entrance and exit ramps for freeways are often...Ch. 3 - A peregrine falcon in a tight, circular turn can...Ch. 3 - A particle rotates in a circle with centripetal...Ch. 3 - Suppose D=AB where vector A has components Ax = 5,...Ch. 3 - Suppose E = 2A+3B where vector A has components Ax...Ch. 3 - For the three vectors shown in Figure P3.47, the...Ch. 3 - Prob. 48GPCh. 3 - A typical set of stairs is angled at 38. You climb...Ch. 3 - A pilot in a small plane encounters shifting...Ch. 3 - A small plane, 100 km due south of the equator, is...Ch. 3 - A skier gliding across the snow at 3.0 m/s...Ch. 3 - A block slides along the frictionless track shown...Ch. 3 - When the moving sidewalk at the airport is broken,...Ch. 3 - Ships A and B leave port together. For the next...Ch. 3 - A flock of ducks is trying to migrate south for...Ch. 3 - A kayaker needs to paddle north across a...Ch. 3 - A plane has an airspeed of 200 mph. The pilot...Ch. 3 - The Gulf Stream off the east coast of the United...Ch. 3 - A physics student on Planet Exidor throws a ball,...Ch. 3 - A ball thrown horizontally at 25 m/s travels a...Ch. 3 - In 1780, in what is now referred to as Bradys...Ch. 3 - The longest recorded pass in an NFL game traveled...Ch. 3 - A spring-loaded gun, fired vertically, shoots a...Ch. 3 - Small-plane pilots regularly compete in message...Ch. 3 - In a shot-put event, an athlete throws the shot...Ch. 3 - Trained dolphins are capable of a vertical leap of...Ch. 3 - A tennis player hits a ball 2.0 m above the...Ch. 3 - The shot put is a track-and-field event in which...Ch. 3 - Water at the top of Horseshoe Falls (part of...Ch. 3 - A supply plane needs to drop a package of food to...Ch. 3 - A child slides down a frictionless 3.0-m-long...Ch. 3 - A sports car is advertised as capable of reaching...Ch. 3 - A Ford Mustang can accelerate from 0 to 60 mph in...Ch. 3 - The Screaming Swing is a carnival ride that isnot...Ch. 3 - On an otherwise straight stretch of road near...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...Ch. 3 - Riding the Water Slide A rider on a water slide...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The speed of the person sitting on the chair relative to the chair and relative to Earth.
Conceptual Physics (12th Edition)
29. True or false: A sonic boom occurs only when an aircraft is breaking through the sound barrier. Defend your...
Conceptual Physical Science (6th Edition)
Refer again to the discussion among the three students in part A. Do you agree with your original answer? If yo...
Tutorials in Introductory Physics
22. A student has 65-cm-long arms. What is the minimum angular velocity (in rpm) for swinging a bucket of water...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Q33.3 A beam of light goes from one material into another. On physical grounds, explain why the wavelength chan...
University Physics with Modern Physics (14th Edition)
Knowing that the speed of light is 300,000km/s, show that it takes about 8min for sunlight to reach Earth.
Conceptual Integrated Science
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- A ball is kicked with an initial velocity of 16 m/s in the horizontal direction and 12 m/s in the vertical direction. (a) At what speed does the ball hit the ground? (b) For how long does the ball remain in the air? (c)What maximum height is attained by the ball?arrow_forwardA skier leaves the end of a horizontal ski jump at 22.0 m/s and falls through a vertical distance of 3.20 m before landing. Neglecting air resistance, (a) how long does it take the skier to reach the ground? (b) How far horizontally docs the skier travel in the air before landing? (Sec Section 3.4.)arrow_forwardA spring gun that is mounted at the edge of a 2.0-m-high table launches a steel ball at an angle of 230 above the horizontal with an initial speed of 7.0 m/s. What is the total time of flight of the steel ball? (Assume that g = 9.81 m/s2.) a. 0.80 s b. 0.60 s c. 0.40 s d. 1.0 s e. 1.2 sarrow_forward
- 3. A stone is thrown off the edge of a cliff that is 16.0 m tall with an initial horizontal velocity of 90 m/s. a. How long does it take for the stone to fall? b. How far from the base of the cliff does it hit the ground? 4. A marble is thrown from the counter with a velocity of 4.7 m/s. The marble fall 1.8 m away the counter. a. Determine the height of the counter? b. What is the final velocity of the marble before it reaches the ground?arrow_forwardA small rocket launched straight up. When at a height of 5.0km and velocity of 200.0 m/s, it is releases its booster and enters free fall. Neglecting air friction, 1. what is the velocity of the rocket at a height of 6.0km on its way up? A. 142 m/s B. 200 m/s C. 244 m/s D. 397 m/s 2. What is the maximum height, above the ground, the rocket attains? A. 2020m B. 5000m C. 7040m 3. Calculate the total time of flight between releasing its boosters and falling back and hitting the ground? A. 20.4a B. 40.8s C. 37.9s D. 58.3sarrow_forwardA student throws a water balloon vertically downward from the top of a building. The balloon leaves the thrower's hand with a speed of 6.00 m/s. Air resistance may be ignored, so the water balloon is free fall after it leaves the thrower's hand. a. What is its speed after falling for 2.00 s? b. How far does it fall in 2.00 s? c. What is the magnitude of its velocity after falling 10.0 m?arrow_forward
- A student throws a 2.5kg ball horizontally off the top of a building with an initial speed of 4.25 m/s. At the same time, another student throws a 1.12kg ball along the same trajectory with the same initial speed. Which of the balls hits the ground first? a. The 2.5kg ball. b. They hit at the same time. c. The 1.12kgball.arrow_forward8. An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s?. The takeoff speed for this plane will be 65 m/s. Assuming this minimum acceleration, what is the minimum allowed length for the runway? а. 1000 m. b. 655 m c. 704 m. d. 800 m. a b darrow_forwardA ball is kicked with an initial velocity of 15m/s in the horizontal direction 11m/s in the vertical direction. a. At what speed does the ball hit the ground? b. For how long does the ball remain in the air? c. What maximum height is attained by the ball?arrow_forward
- A ball is rolled horizontally off a table with an initial speed of 0.24m/s. A stopwatch measures the ball's trajectory time from table to the floor to be 0.20s. How far away from the table does the ball land? (g=9.8m/s^2 and air resistance is negligible) a. 0.24 m b. 0.048m c. 0.39m d. 0.15m e. 0.47marrow_forwardA ball is kicked with an initial velocity of 14.0 m/s in the horizontal direction and 10.5 m/s in the vertical direction. a. At what speed does the ball hit the ground? b. For how long does the ball remain in the air? c. What maximum height is attained by the ball?arrow_forwardA small rocket is launched straight up. When at height of 5.0km and velocity of 200 m/s. It releases its booster and enters free fall. What is the maximum height, above the ground, the rocket attains. A. 2040m B. 5000m C. 7040marrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice UniversityCollege PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
Position/Velocity/Acceleration Part 1: Definitions; Author: Professor Dave explains;https://www.youtube.com/watch?v=4dCrkp8qgLU;License: Standard YouTube License, CC-BY