Physics of Everyday Phenomena
9th Edition
ISBN: 9781259894008
Author: W. Thomas Griffith, Juliet Brosing Professor
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 3, Problem 15E
A ball rolls off a platform that is 3 meters above the ground. The ball’s horizontal velocity as it leaves the platform is 5 m/s.
- a. How much time does it take for the ball to hit the ground? (See example box 3.3, use g = 10 m/s2.)
- b. How far from the base of the platform does the ball hit the ground?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
An object is thrown off the top of a building with velocity 32 m/s at an angle 34 degrees with respect to the horizontal. It takes 6.2 s for the object to land.
a. How high is the building in meters?
b. What is the horizontal distance that the object travels in meters?
Trying to throw a ball over an 8 m high wall located 12 meters away, you throw the ball with a velocity of 15 m/s at an angle of 20 degrees.
a. How long does it take for the ball to reach the wall?
b. What is the height of the ball when it reaches the wall?
A ball is thrown horizontally from a cliff of height 90 meters with an initial speed of 45 m/s. A. How far from the base of the cliff will it strike the ground? B. What is its vertical component of
velocity when it strikes the ground? C. What is its speed when it strikes the ground?
Chapter 3 Solutions
Physics of Everyday Phenomena
Ch. 3 - A small piece of paper is dropped and flutters to...Ch. 3 - The diagram shows the positions at intervals of...Ch. 3 - The diagram shows the positions at intervals of...Ch. 3 - A lead ball and an aluminum ball, each 1 in. in...Ch. 3 - Two identical pieces of paper, one crumpled into a...Ch. 3 - Two identical pieces of paper, one crumpled into a...Ch. 3 - Aristotle stated that heavier objects fall faster...Ch. 3 - A rock is dropped from the top of a diving...Ch. 3 - The graph shows the velocity plotted against time...Ch. 3 - Prob. 10CQ
Ch. 3 - Prob. 11CQCh. 3 - A ball is thrown downward with a large starting...Ch. 3 - A ball thrown straight upward moves initially with...Ch. 3 - A rock is thrown straight upward, reaching a...Ch. 3 - A ball is thrown straight upward and then returns...Ch. 3 - A ball is thrown straight upward and then returns...Ch. 3 - A ball is thrown straight upward. At the very top...Ch. 3 - A ball is thrown straight upward and then returns...Ch. 3 - Prob. 19CQCh. 3 - A ball rolling rapidly along a tabletop rolls off...Ch. 3 - For the two balls in question 20, which, if...Ch. 3 - Is it possible for an object to have a horizontal...Ch. 3 - A ball rolls off a table with a large horizontal...Ch. 3 - A ball rolls off a table with a horizontal...Ch. 3 - An expert marksman aims a high-speed rifle...Ch. 3 - In the diagram, two different trajectories are...Ch. 3 - For either of the trajectories shown in the...Ch. 3 - Assuming that the two trajectories in the diagram...Ch. 3 - A cannonball fired at an angle of 70 to the...Ch. 3 - Will a shot fired from a cannon at a 20 launch...Ch. 3 - The diagram shows a wastebasket placed behind a...Ch. 3 - In the situation pictured in question 31, is the...Ch. 3 - In shooting a free throw in basketball, what is...Ch. 3 - In shooting a basketball from greater than...Ch. 3 - A football quarterback must hit a moving target...Ch. 3 - A steel ball is dropped from a diving platform...Ch. 3 - For the ball in exercise E1: a. Through what...Ch. 3 - A large rock is dropped from the top of a high...Ch. 3 - Suppose Galileos pulse rate was 75 beats per...Ch. 3 - A ball is thrown downward with an initial velocity...Ch. 3 - A ball is dropped from a high building. Using the...Ch. 3 - A ball is thrown upward with an initial velocity...Ch. 3 - How high above the ground is the ball in exercise...Ch. 3 - At what time does the ball in exercise 7 reach the...Ch. 3 - Prob. 10ECh. 3 - A bullet is fired horizontally with an initial...Ch. 3 - A ball rolls off a shelf with a horizontal...Ch. 3 - A ball rolls off a table with a horizontal...Ch. 3 - A ball rolls off a table with a horizontal...Ch. 3 - A ball rolls off a platform that is 3 meters above...Ch. 3 - A projectile is fired at an angle such that the...Ch. 3 - A ball is thrown straight upward with an initial...Ch. 3 - Two balls are released simultaneously from the top...Ch. 3 - Two balls are rolled off a tabletop that is 0.7 m...Ch. 3 - A cannon is fired over level ground at an angle of...Ch. 3 - An excellent major league pitcher can throw a...Ch. 3 - An archeologist is running at 8 m/s with her hands...
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 lifeguard stands on top of a watch tower at the beach and purposely throws a stone horizontally with a speed of vi=18.0 m/s. The height of the tower is 50.0 m above the ground. a. With what angle of impact does the stone land? b. With what angle of impact does the stone land? c. How long after being released does the stone strike ground? d. With what speed does the stone land?arrow_forwardConsider a baseball thrown at ?0 = 17 m/s from an initial height of 12 m above the ground and directed with an angle ? = 72° above the horizontal. a. Sketch a picture of the ball’s trajectory. b. What are the x- and y-components of the initial velocity? c. What is the maximum height above the ground that the baseball reaches? d. What is the horizontal distance that the baseball travels?arrow_forwardAn airplane flies horizontally at a speed of 369 km/h and drops a crate that falls to the horizontal ground below. Neglect air resistance. A. If the altitude of the plane was 628 m, then how far, horizontally in meters, did the crate move as it fell to the ground? B. What was the speed of the crate, in m/s, just before it hit the ground?arrow_forward
- A crazy person jumped off a 100-meter sea cliff because of climate change (it's hot, you know). He is launched up in the air at a velocity of 20m/s in a direction making an angle of 25 degrees upward with the horizontal. a. What is the maximum height reached by the crazy person? b. What is the total time flight (between launch and touching the water surface) of the crazy person? c. What is the horizontal range of the crazy person? d. What is the magnitude of the velocity of the crazy person just before it hits the ground? Use Gresaarrow_forwardAn object is thrown off the top of a building with velocity 36 m/s at an angle 18 degrees with respect to the horizontal. The object travels a horizontal distance of 269 m before landing on the ground. a. How high is the building in meters? b. What is the magnitude of the velocity of the object when it reaches the ground? c. What is the direction of the object when it reaches the ground, in degrees from the positive x axis?arrow_forwardIf the object is now thrown with the same velocity (vx = 32 m/s, vy = 24 m/s) from the top of a cliff 320 m in height... a. How long will the object remain in flight? b. How far from the base of the cliff will the object land? b. With what velocity will the object hit the ground? c. Again, plot the trajectory of the object like in Question 2). Use your answer from 3a to determine the amount of time.arrow_forward
- A rifle is aimed horizontally at a target 53 mm away. The bullet hits the target 2.5 cmcm below the aim point. A. What was the bullet's flight time? Express your answer using two significant figures. B. What was the bullet's speed as it left the barrel? Express your answer using two significant figures.arrow_forwardA championship golfer uses a nine iron to chip a shot right into the cup. The golf ball is launched at a velocity of 20.0 m/s at an angle of 45 degrees above the horizontal. a. How long did the ball stay in the air? b. What maximum height did the ball reach? c. How far away was the golfer from the hole when he hit the ball?arrow_forwardAn arrow is shot from a height of 1.75 m toward a cliff of height H. It is shot with a velocity of 32 m/s at an angle of 60° above the horizontal. It lands on the top edge of the cliff 3.65 s later.a. what is the maximum height reached by the arrow along its trajectory in meters?b. what is the arrows speed just before hitting the cliff in m/s?arrow_forward
- A person is standing on top of a building. While standing at the edge of the building the person throws a water balloon downward with a speed of 22 m/s and at an angle of 36 degrees below the horizontal. It takes 2.6 s for the water balloon to hit the other persons friend. a. How high is the building? b. How fast is the water balloon moving when it hits the friend in the ground? Give answer in m/s. c. What was the horizontal distance between the friend on the ground and the building in meters?arrow_forwardA crazy person jumped off a 100-meter cliff because of climate change (it's hot, you know). He is launched up in the air at a velocity of 20m/s in a direction making an angle of 250 upward with the horizontal, a. What is the maximum height reached by the crazy person? b. What is the total time flight (between launch and touching the ground) of the crazy person? c. What is the horizontal range of the crazy person? d. What is the magnitude of the velocity of the crazy person just before it hits the ground? Add solution.arrow_forwardA ball is suspended from a light 1.1 m string as shown. The string makes an angle of 21 degrees with the vertical. The ball is then kicked up and to the right such that the string remains taut the entire time the ball swings upwards. This kick gives the ball an initial velocity of 1.1 m/s.a. What will be the speed, in meters per second, of the ball when it reaches its lowest point (θ = 0)? b. What will be the maximum angle, in degrees, the string will make with the vertical?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Vectors and 2D Motion: Crash Course Physics #4; Author: CrashCourse;https://www.youtube.com/watch?v=w3BhzYI6zXU;License: Standard YouTube License, CC-BY