Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 15.3, Problem 6aTH
Carts A and B move along a horizontal track. The strobe diagram shows the locations of the carts at instant 1−5, separated by equal time intervals.
- At instant 3:
- is cart A speeding up, slowing down, or moving with constant speed? Explain.
- is cart B speeding up, slowing down, or moving with constant speed? Explain.
Expert Solution & Answer
Learn your wayIncludes step-by-step video
schedule01:55
Students have asked these similar questions
Two identical objects, A and B, move along straight, parallel, horizontal tracks. The graph above represents the position as a function of time for the two objects.
A. At a time of 2 seconds, where the lines intersect, do the displacements of the two objects from their initial positions have the same magnitude? Briefly explain your answer.
B. At a time of 2 seconds, where the lines intersect, do the velocities of the two objects have the same magnitude? Briefly explain your answer.
C. At a time of 2 seconds, where the lines intersect, which object, if either, has a net force with a greater magnitude exerted on it? If the net force has the same magnitude for both objects, indicate this explicitly.
D. In a clear, coherent paragraph-length response, explain your response to part (c). Be sure to reference and compare the graphed information for both objects A and B.
The figure at right shows position-time graphs of two cars as they move along the same axis. Answer the following questions.
a. What is the magnitude of the velocity of car C?
b. Is the magnitude of the velocity of car D greater than, less than, or equal to that of car C?
c. The equation for the position of car C as a function of time is given by x = mt + b. Determine the values and units of m and b.
d. Assuming the cars continue to move in the same manner for 2 hours, what is the position of car C at t = 1 h.
As shown in the motion diagram for a horse galloping in one direction along a straight path. Not every dot is labeled, but the dots are at equally spaced instants of time. What is the horse’s velocitya. During the first 10 seconds of its gallop?b. During the interval from 30 s to 40 s?c. During the interval from 50 s to 70 s?
Chapter 15 Solutions
Tutorials in Introductory Physics
Ch. 15.1 - Describe the motion. During which periods of time,...Ch. 15.1 - Find the object’s instantaneous velocity at each...Ch. 15.1 - For each of the following intervals, find the...Ch. 15.1 - In which of the cased from part c, if any, is the...Ch. 15.1 - In the interval from t=0s to t=6s , does the...Ch. 15.1 - In the small box on the graph above is a portion...Ch. 15.1 - Next, we expand the section of the previous graph...Ch. 15.1 - All three graphs are representations of the same...Ch. 15.1 - Suppose that the object is speeding up. Which of...Ch. 15.1 - Suppose that the object is slowing down. Which of...
Ch. 15.1 - Describe how you could use these devices to...Ch. 15.1 - Describe how you could use these devices to...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - In each of the following exercises, a motion will...Ch. 15.2 - There are several answers for most of the...Ch. 15.2 - There are several answers for most of the...Ch. 15.2 - There are several answers for most of the...Ch. 15.3 - A ball rolls up, then down an incline. Sketch an...Ch. 15.3 - Sketch x versus t, v versus t, and a versus t...Ch. 15.3 - Sketch x versus t, v versus t, and a versus t...Ch. 15.3 - Sketch x versus t, v versus t, and a versus t...Ch. 15.3 - Describe the motion of an object: For which the...Ch. 15.3 - Describe the motion of an object: b. For which the...Ch. 15.3 - Describe the motion of an object: c. For which the...Ch. 15.3 - Describe the motion of an object: d. For which the...Ch. 15.3 - Two carts roll toward each other on a level table....Ch. 15.3 - Two carts roll toward each other on a level table....Ch. 15.3 - Two carts roll toward each other on a level table....Ch. 15.3 - In this problem, a Cart moves in various ways on a...Ch. 15.3 - In this problem, a Cart moves in various ways on a...Ch. 15.3 - In this problem, a Cart moves in various ways on a...Ch. 15.3 - Carts A and B move along a horizontal track. The...Ch. 15.3 - Carts A and B move along a horizontal track. The...Ch. 15.3 - Carts A and B move along a horizontal track. The...Ch. 15.3 - Carts A and B move along a horizontal track. The...Ch. 15.3 - Two cars, C and D, travel in the same direction on...Ch. 15.3 - Two cars, P and Q, travel in the same direction on...Ch. 15.3 - Two cars, P and Q, travel in the same direction on...Ch. 15.4 - Prob. 1aTHCh. 15.4 - Prob. 1bTHCh. 15.4 - Describe how you would determine the acceleration...Ch. 15.4 - Copy vG and vH (placed “tailtotail”) in the space...Ch. 15.4 - Generalize your results above and from tutorial to...Ch. 15.4 - For each instant, state whether the object is...Ch. 15.4 - The diagram at right illustrates how the...Ch. 15.4 - For each of the instants 14, compare your...Ch. 15.4 - Choose a point about 1/8th of the way around the...Ch. 15.4 - Prob. 3bTHCh. 15.4 - How would you characterize the direction of v as...Ch. 15.4 - Each of the following statements in incorrect....Ch. 15.4 - On the diagram at right, draw vectors that...Ch. 15.4 - On the diagram at right, draw vectors that...Ch. 15.4 - Draw arrows on the diagram at points AG to...Ch. 15.4 - Next to each of the labeled points, state whether...Ch. 15.4 - Draw arrows on the diagram below to show the...Ch. 15.4 - On the diagram at right, draw velocity vectors for...Ch. 15.4 - On the diagram at right, draw the acceleration...Ch. 15.4 - How does the magnitude of the acceleration at E...Ch. 15.5 - Reference frame of boat B: Complete the upper...Ch. 15.5 - Reference frame of boat A: Complete the diagram at...Ch. 15.5 - Is the speed of the kayak in the frame of boat A...Ch. 15.5 - Rank the following quantities in order of...Ch. 15.5 - A third riverboat, boat C, moves downstream so as...Ch. 15.5 - Prob. 2aTHCh. 15.5 - A car, a truck, and a traffic cone are on a...Ch. 15.5 - The relationship vcar,cone=vcar,truck+vtruck,cone...Ch. 15.5 - Car P moves to the west with constant speed v0...Ch. 15.5 - Car P moves to the west with constant speed v0...Ch. 15.5 - Car P moves to the west with constant speed v0...Ch. 15.5 - Car P moves to the west with constant speed v0...Ch. 15.5 - Car P moves to the west with constant speed v0...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...Ch. 15.5 - A bicycle coasts up a hill while a car drives up...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The period of the wing beat.
Physics (5th Edition)
The end result of a calculation with the Drake equation is intended to be an estimate of (a) the number of worl...
Life in the Universe (4th Edition)
51. The pV diagram in Figure 15.34 shows a process abc involving 0.450 mole of an ideal gas. (a) What was the t...
College Physics (10th Edition)
27. a. What constant acceleration, in SI units, must a car have to go from zero to 60 mph in 10 s?
b. What frac...
College Physics: A Strategic Approach (4th Edition)
An electronic device needs to be protected against sudden surges in current. In particular, after the power is ...
Physics for Scientists and Engineers with Modern Physics
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
- Two cars, P and Q, travel in the same direction on a long, straight section of a highway. Car P passes car Q at time to. 1) Suppose cars, P and Q each move with constant speed. At time to, is the magnitude of the instantaneous velocity of car P greater than, less than, or equal to the magnitude of the instantaneous velocity of car Q? Explain. 2) Suppose instead that car P is moving with constant speed but car Q is speeding up. At time to, is the magnitude of the instantaneous velocity of car P greater than, less than, or equal to the magnitude of the instantaeous velocity of car Q? Explain.arrow_forwardBy looking Figure 1, how can we say about velocity change with respect to time for every point (a, b, c, d, e)? Which point has the biggest instantaneous velocity? You should show the reason why you are using any parameter in the calculations.arrow_forwardPlease check the picture Describe the motion of the object: (i) from 0.0 s to 4.0 s (ii) from 4.0 s to 7.0 s (iii) from 7.0 s to 10.0 s (a) What is the average acceleration over the interval 0 s to 2.0 s? What is the acceleration from4.0 s to 7.0 s? What is the acceleration from7.0 s to 10.0 s? (b) State the intervals for when the motion of the object fits the following categories: (i) Positive velocity and negative acceleration (ii) Positive velocity and positive acceleration (iii)Zero acceleration (c) Describe in your own words how you would find the total distance that the object travled from its starting position. (e) Calculate both the total distance the object traveled and its position relative to its starting point over the interval 0 s to 10.0 s.arrow_forward
- Figure P4.8 shows the motion diagram of two balls. The time interval between images is 0.036 s. Each ball starts at point i. The ball on the left is released and falls straight down. At the same time, the ball on the right is launched horizontally and follows the path shown. a. Write the velocity and acceleration of each ball as a function of time. b. What is the velocity and acceleration of each ball at i, G, and K? c. Compare your answers for the two balls in part (b). What similarities do you notice? FIGURE P4.8 Problems 8 and 26.arrow_forwardPlease look at the picture to determine the answers. Question A: An object travels with the velocity function shown on the left. At t = 0, which of the following best describes the motion of the object? 1. moving in the positive direction and speeding up 2. Moving in the positive direction and slowing down 3. moving in the negative direction and speeding up 4. Moving in the negative direction and slowing down 5. Not moving Question B: What is the object's acceleration at t = 2 s? 1. 0 m/s^2 2. 2 m/s^2 3. -2 m/s^2 4. 4 m/s^2 Question C: What is the object's velocity at t = 6 s ? 1. 0 m/s 2. 1 m/s 3. -1 m/s 4. 6 m/s Question D: What is the object's displacement from t = 0 s to t = 6s? 1. 9 m 2. 1 m 3. -1 m 4. It can not be determined from the given information Please answer all of the questionsarrow_forwardAn automobile traveling 95km/h overtakes a 1.30 km long train traveling in the same direction on a track parallel to the road. If the train’s speed is 75km/h. (a) how long does it take the car to pass it?, and (b) howfar will the car have traveled in this time? See diagram. (c) What are the results if the car and train are traveling in opposite directions? ( Show your work).arrow_forward
- A ball is thrown up and it takes 7.00 seconds to reach maximum height. Show the equation that you. a) How fast was it going when I threw it? b) How high up did it go? d) What was the acceleration of the ball going up? Give both magnitude and direction (up or down). Explain. e) What was the acceleration of the ball going down? Give both magnitude and direction (up or down). Explain. f) When was the ball speeding up and when was it slowing down? Explain.arrow_forwardDuring a bungee jump, a student (i) initially moves downward with increasing speed and then (ii) moves downward with decreasing speed, (iii) reaches the turnaround point (that is, the low point of the motion), (iv) moves upward with increasing speed, and finally (v) moves upward with decreasing speed. For each situation (i) through (v), state the direction of the bungee jumper's velocity and acceleration (that is, upward, downward, or zero). Note: (i), (ii), (iv), and (v) refer to intervals of motion, whereas (iii) refers to an instant.arrow_forwardHow do I solve for the acceleration and direction in part b? I followed the steps that they showed in the textbook and still got it wrong.arrow_forward
- solve the following problem below. provide a complete solution with G (given), U (unknown), E (equation), and S (solution). As in the previous example, imagine that Lydia de Vega attained a speed of 6 m/s after 2 s from the start of the race. Solve the following problems using the given information: a.) What is her average acceleration during this time interval? b.) Suppose she attained a speed of 10 m/s after 8s from the start of the race. What is her average acceleration during the 2 to 8 second time interval? c.) Suppose at 8s from the start of the race, she slows down to a speed of 7 m/s for 2s. What is her average acceleration for this time interval?arrow_forwardTwo cars, C and D travel in the same direction on a long, straight section of highway. During a particular time interval delta t, car D is ahead of car C and is speeding up while car C is slowing down. 1) During the interval delta t, it is observed that car C gains on car D (i.e., the distance between the cars decreases). Explain how this is possible, and give a specific example of such a case.arrow_forwardWhich of the following graphs do you expect to find for the puck's x-velocity as it travels down and then back up the ramp? Assume the puck starts its motion at x = 0, and the +x axis points down the ramp. Choose one answer: A,B, C or D. Explain which one you chose and explain your reasoning in a couple of sentences. Which of the following graphs do you expect to find for the puck's x-position as it travels down and then back up the ramp? Assume the puck starts its motion at x = 0, and the +x axis points down the ramp. Choose one answer: A,B, C or D. Explain which one you chose and explain your reasoning in a couple of sentencesarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Position/Velocity/Acceleration Part 1: Definitions; Author: Professor Dave explains;https://www.youtube.com/watch?v=4dCrkp8qgLU;License: Standard YouTube License, CC-BY