The velocity vs. time graph for an object moving along a straight path is shown in the figure below. v (m/s) 8 6 2 0 t(s) 20 Ао 15 -2 -4 (i) Find the average acceleration of this object during the following time intervals.

The velocity vs. time graph for an object moving along a straight path is shown in the figure below. v (m/s) 8 6 2 0 t(s) 20 Ао 15 -2 -4 (i) Find the average acceleration of this object during the following time intervals.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter3: Accelerated Motion

Section3.1: Acceleration

Problem 3PP

See similar textbooks

Related questions

Q: If an apple fell from a tree, how long would it take to reach a velocity of - 3.00 m/s? Select one:…

Q: Suppose that the equation of motion for a particle (where s is in meters and t in seconds) is…

Q: Is it possible to have an accelerated motion with a constant speed? Name such type of motion?

A: Yes, it is possible to have an accelerated motion with a constant speed.

Q: Give an example of motion in which speed remains uniform, but the velocity changes.

A: Consider a uniform circular motion. In this case, each instant, direction of motion is continuously…

Q: A cat chases a mouse across a 1.6 m high table. The mouse steps out of the way, and the cat slides…

A: Given data: Height of table (h) = 1.6 m Cat slides off the table Horizontal displacement (d) = 1.2…

Q: The graph below shows the velocity of an object over time. 10 -2 -6 -8 -10 Time (s) What is the…

A: Let a denote the average acceleration, vf and vi denote the final and initial velocity, tf and ti…

Q: 15 Fir velocity (m/sec) vs time (sec) 5. 8 6. 13 16.5 55 6.5 -13 The diagram above shows the…

A: The velocity is defined as the rate of change of displacement. Mathematically,…

Q: A car traveling in a straight line has a velocity of 5.0 m/s. After an acceleration of 0.75 m/s2,…

Q: The chart below represents the change in velocity for four different trains. Change in Velocity for…

Q: Races are timed to an accuracy of 1/1,000 of a second. What distance could a person in-line skating…

A: The speed is defined as time rate of distance.

Q: What is the final velocity of Lukas if he accelerated constantly by 2.1 m/s2 from an initial…

Q: Motion data was collected for 9 different objects and is shown in the table below. Identify which of…

A: Given Data

Q: I was born in Colorado and 40 years later I live in New Jersey, 1800 miles away. My sister was born…

A: Therefore average speed= total distance travelled/total time

Q: 15. Aidan stands at the top of a building 34.3 m high and throws a water balloon vertically upwards…

A: Please post the remaining questions separately!

Q: A boy runs for 21 seconds. His minimum speed is 2.8 m/s, while his maximum speed is 4.5 m/s.…

A: Given, t = 21 seconds u = 2.8 m/s v = 4.5 m/s As we know from the Newton's first equation of…

Q: A light plane must reach a speed of 33 m/s for takeoff. How long a runway is needed if the…

A: Given: final speed of plane before takeoff v = 33 m/s constant acceleration a = 3.2 m/s2

Q: Suppose that a particle moves along a straight line with velocity v(t) = 9 - 6t, where 0 ≤ t ≤ 0.5…

A: Given:- The equation of the velocity of the particle in a straight line is v(t) = 9-6t where…

Q: Is the following sentence an example of speed, velocity, or acceleration? The Space-X rocket leaves…

A: Given :- The Space-X rocket leaves the launchpad, eventually reaching a speed of 3X the speed of…

Q: Decades describe as and 60MPH describe as 1. distance 2. time 3. speed 4. velocity 5.…

A: The Decades is a period of 10 years. Miles per hour is the unit of speed

Q: A 1,052 kg car is traveling at a speed of 63.8 m/s when the driver sees that there is a tree across…

A: Given data: Initial velocity (v0) = 63.8 m/s Acceleration (a) = -6.08 m/s2 Reaction time (t) = 0.463…

Q: A particle moving with a constant acceleration has a velocity of 20.9 cm/s when its position is x =…

Q: Answer the following question given below and write the correct answer. 1. Acceleration is a rate…

A: 1 Acceleration is a rate of change of velocity with respect to time . 2.Velocity is measured in .…

Q: What is the initial velocity of a car that reached 32 m/s in 3.4 seconds at a rate of 2.6 m/s^2?

A: From the equation of kinematics, v=u+at Where, u be defined as the initial velocity v be defined as…

Q: You determine the average speed for your walking pace. If the measured distance of your trip is…

A: Given value--- distance = 100 +/- 0.5 . time = 60 +/- 0.3 . We have to find--- dv/v ?

Q: A train accelerates uniformly from a velocity of 2 m/s to a velocity of 10 m/s after travelling…

A: Given : vi = 2 m/s vf = 10 m/s s = 1000 m

Q: Starting from rest, a car accelerates at a rate of 8.1 m/s for 5.1 seconds. What is its velocity at…

A: Given: The initial velocity of the object is 0 m/s. The final acceleration of the object is 8.1…

Q: The equation of motion of a body is: x(t) = 9t^2. What is the average speed of the object when…

Q: Show that 1.0 m/s = 3.6 km/h Hint: Show the explicit steps involved in converting the above…

Q: Please explain why these are the answers. 1. when object slowing down: answer; from 2 to 2.5…

A: Slope of position-time graph gives the velocity. A between time 2 s to 2.5 s , the slope of the…

Q: Show that 1.0 m/s = 3.6 km/h . Hint: Show the explicit steps involved in converting 1.0 m/s = 3.6…

Q: Which one of the following quantities is a scalar? O a. mass O b. displacement O c. velocity O d.…

Q: A parked police car takes off after a suspect and reaches 65.6 km/h in 6.49 seconds. What was the…

A: Given data: Average velocity of the car, ∆v=65.6 km/h Time taken, t=6.49 s Our question is to find…

Q: What is the initial velocity of a car that reached 32 m/s [S] in 3.4 s at rate of 2.6 m/s^2 [S]?

A: The relation between final velocity, initial velocity acceleration and time is given as, v=u+at

Q: dinosaur is patrolling when it spots it's prey 100.0 m away. Determine its acceleration after…

Q: What is your speed if you travel 4 miles in 2 hours? 8 mph O 2 mph O 1/2 mph O 4 mph

Q: Question 8 Mr. Muscedere's truck can accelerated at a rate of 3.03 2. How long will m/ take his…

Q: Are members of the highway patrol interested in a. Your average speed b. Your instantaneous speed as…

A: The members of highway patrol have a key responsibility to check whether the vehicles moving on the…

Q: Below is a velocity-time graph of a pteranodon taking off in flight. Determine its average…

A: Given v t=16 = 6 m/s To find out Average acceleration for 16 sec period

Q: initial velocity - 25 km/h final velocity - 1200 km/h time - 2 min what is the acceleration

Q: I accelerate at 1.2 m/s2 in my car for 8.2 seconds, driving In a straight line, and starting from…

A: Distance travelled S= ut +1/2*at²

Q: Veleocity vs. Time for a Toy Vehicle 1 10 -2 Time (s) What happens to acceleration between 2 and 4…

A: when velocity of particle changes at a constant rate, then this rate is called constant…

Q: Below is a velocity-time graph of a pteranodon taking off in flight. Determine its average…

Q: V-T Graphs with Acceleration #2: Complete all work on a separate sheet of paper. Determine the…

A: The velocity time graph is given for an object in motion. the velocity is plotted along the y axis…

Q: Students Outside Calculate the average speed of a student walking down the hall at 5 meters per 1…

A: When the speed of a body is calculated at a particular instant of time it is called instantaneous…

Q: The data table below shows the position of an object at certain times. Time Position (s) (m) 1 2 15…

Question

a) 0 s to 20 s

The velocity vs. time graph for an object moving along a straight path is shown in the figure below.
v (m/s)
8
6
2
0
t(s)
20
Ао
15
-2
-4
(i) Find the average acceleration of this object during the following time intervals.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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

Which one of the following describes an object in motion? (2.1) (a) A period of time has passed. (b) Its position is known. (c) It is continuously changing position. (d) It has reached its final position.
When the Earth passes a planet such as Mars, the planet appears to move backward for a time, a phenomenon known as retrograde motion. Ancient astronomers believed that the Earth did not move and that the planets moved around the Earth. They also believed that uniform circular motion was perfect and that heavenly objects such as planets exhibited this perfect motion. How do you suppose ancient astronomers accounted for retrograde motion? Include a sketch with your explanation.
Give an example of a device used to measure time and identify what change in that device indicates a change in time.
An object is in motion when it undergoes a continuous change of ___. (2.1)
Parts (a), (b), and (c) of Figure 2.10 represent three graphs of the velocities of different objects moving in straight-line paths as functions of time. The possible accelerations of each object as functions of time are shown in parts (d), (c), and (f). Match each velocity vs. time graph with the acceleration vs. time graph that best describes the motion. Figure 2.10 (Quick Quiz 2.3) Match each velocity vs. time graph to its corresponding acceleration vs. time graph.
Do highway speed limit signs refer to average speeds or to instantaneous speeds? Explain.
If you divide the total distance traveled on a car trip (as determined by the odometer) by the elapsed time of the trip, are you calculating average speed or magnitude of average velocity? Under what circumstances are these two quantities the same?
Parts (a), (b), and (c) of Figure 2.10 represent three graphs of the velocities of different objects moving in straight-line paths as functions of time. The possible accelerations of each object as functions of time are shown in parts (d), (c), and (f). Match each velocity vs. time graph with the acceleration vs. time graph that best describes the motion. Figure 2.10 (Quick Quiz 2.3) Match each velocity vs. time graph to its corresponding acceleration vs. time graph.
The Acela is an electric train on the Washington-New YorkBoston run, carrying passengers at 170 mi/h. A velocity-time graph for the Acela is shown in Figure P2.69. (a) Describe the train's motion in each successive lime interval, (b) Find the trains peak positive acceleration in the motion graphed, (c) Find the trains displacement in miles between t = 0 and t = 200 s.
A race car moves such that, its position fits the relationship x = (5.0 m/s)t + (0.75 m/s3)t3 where x is measured in meters and t in seconds. (a) Plot a graph of the car's position versus time. (b) Determine the instantaneous velocity of the car at t = 4.0 s, using time intervals of 0.40 s, 0.20 s, and 0.10 s. (c) Compare the average velocity during the first 4.0 s with the results of part (b).
Compare the distance traveled of an object that undergoes a change in velocity that Is twice its initial velocity with an object that changes its velocity by four times its initial velocity over the same time period. The accelerations of both objects are constant.
Figure 1.18 (Chapter 1) shows the Hoover Dam Bridge over the Colorado River at a height of 271 m. If a heavy object is dropped from the bridge, how much time passes before the object makes a splash?