The position of an object can be represented using the expression æ (t) = (5m/s) t –30m. Which of the following statements about the motion of this object is true?O The object changes directions.O Att =6s, the object reaches the position r = 0 and continues moving.O Att = 6s, the object momentarily stops moving.O Att = 6s, the object both reaches the position aO and momentarily stops moving.

Given Expression is x(t) = (5m/s)t-30m…

Answered: The position of an object can be…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

ates) Tılı 80 1. The following graph displays the position of an object versus time. x(t) (m) 4 ● Accessibility: Investigate 2 The acceleration is positive The velocity is negative The speed is +0.5 m/s The position is at a maximum The object is still 900 2 4 Normal tv Using the graph, match each description of motion to the correct time interval. Not all given options are answers. No Spacing H + 6 8 10 Heading 1 MacBook Air t (sec) a) 0 4 e f) only 8 < t < 10 g) t < 2 h) none of the above DII Headine ● X . Fo
An object has an initial velocity v = 2.4i + 4.5j m/s. Over a period of time t = 2.9 s, its velocity becames v2 = 2.4i +35 m/s. The magnitude of the object's acceleration (in m/s?) is: a. 1.73 b. 0.52 с. 2.59 d. 3.07 e. 0.26
A particle moves in such a way that a = 2t + 2 m/s/s, where t is in seconds. Determine the velocity ( m/s ) of the particle after 5 seconds. O 15 O 25 O 30 O 37
The velocity of a particle which moves along the s-axis is given by s = 47 - 3t² m/s where t is in seconds. Calculate the displacement As of the particle during the interval from t = 1.2 s to t = 5.5 s. Answer: As = i m
The velocity of an object, moving in the x direction, is shown in Figure 2. numbers are in SI units. All 4 a) Assuming the particle started its motion at x = 0, what is the position of the particle at t = 4 s? 2 t 2 4 6 8 10 12 14 -2 b) What is the position of the particle at -4 t = 14 s? Figure 2
A graph of position versus time for a certain particle moving along the x-axis is shown in the figure below. Find the average velocity in the following time intervals. x (m) 6 M 4 2 0 t(s) 1 2 3 4 5 6 7 8 -2 10 8 (a) 0 to 2.00 s (b) 0 to 4.00 s m/s m/s (c) 2.00 s to 4.00 s m/s (e) 0 to 8.00 s (d) 4.00 s to 7.00 s m/s m/s
An object moves along the x-axis, its position given by x(t) = 5 – 2t2. Which of the following cannot be directly obtained from a graph of x vs. t? HINT O the average velocity during some time interval O the speed of the particle at any instant O the acceleration at any instant O the velocity at any instant O the displacement during some time interval
An object located at ?⃗0 = (1, 1) ? is displaced by Δ?⃗01 = −2?̂ − 5?̂ ? The object is then displaced by Δ?⃗12 = 3?̂ + 2?̂ ? a) Draw a picture b) What is the final position (?⃗2) of the object? c) How far did the object travel during each displacement? (?: 5.39 ?; 3.61 ?) d) What is the total distance travelled by the object? (?: 9 ?) e) How far did the object end up from where it initially started?(?: 3.16?)
The velocity of a particle is given by v(t) =t² – 2t. The position of the particle at the time t = 0 is S(0) = 0. 1. Find a formula for the position S(t) at time t. 2. Find the displacement of the object on [0,3]. 3. Find the total distance traveled by the particle on [0,3].
The position-time graph that describes the motion of an object is given as in the figure below. if the values of a= 100.8m, b%3D212.8m and c=327.3m, Find the instantanous velocity (in units of m/s) at t=35 s. x(m) a t(s) 10 20 30 40 Select one: OA. 15.10 OB, 16.00 OC. 3.27 OD. 42.81 OE 22.69
A PARTICLE MOVES ALONG THE X-AXIS. ITS POSITION VARIES WITH TIME ACCORDING TO THE EXPRESSION x = -4t + 2t2, WHERE x IS IN METERS AND t IS IN SECONDS. THE POSITION-TIME GRAPH FOR THIS MOTION IS SHOWN IN THE FIGURE. x (m) 10 (D Displacement: 8. 4 8 Slope = +4 m/s a. Displacement at t = 0 s t=1 s and t = 1 s → t = 3 s Slope -2 m/s 4 b. Average velocity during the time intervals in (a) (s) -2 B c. Instantaneous velocity at t= 2.5 s -4 1 3 4
Problem 2: Kinematics and vectors. An object is moving on the xy plane with velocities given by: V₂ x = (10.0-0.500t)1 and v = (-5.00t+0.025²) j Determine the following quantities: a. The displacement of the object as a function of time. b. The average velocity of the object from for the time interval from 0 to 10 s.

SEE MORE QUESTIONS

Recommended textbooks for you

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

Physics for Scientists and Engineers

Physics

ISBN:

9781337553278

Author:

Raymond A. Serway, John W. Jewett

Publisher:

Cengage Learning

Lecture- Tutorials for Introductory Astronomy

Physics

ISBN:

9780321820464

Author:

Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden

Publisher:

Addison-Wesley

College Physics: A Strategic Approach (4th Editio…

Physics

ISBN:

9780134609034

Author:

Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field

Publisher:

PEARSON

SEE MORE TEXTBOOKS