The position of a particle moving a long x- axis is given by x (t) =8 t²- 2t³, where x in meter and t in is in seconds. Find the acceleration at t = 3 .0 s. Select one: O A. -42.0 m/s? O B. 20.0 m/s2 O C. 6.0 m/s² O D. -20.0 m/s? O E. -6.0 m/s?

The position of a particle moving a long x- axis is given by x (t) =8 t²- 2t³, where x in meter and t in is in seconds. Find the acceleration at t = 3 .0 s. Select one: O A. -42.0 m/s? O B. 20.0 m/s2 O C. 6.0 m/s² O D. -20.0 m/s? O E. -6.0 m/s?

Name: The position of a particle moving a long x-axis is given by x (t) =8
Uploaded: 2024-03-05T11:56:34.000Z
Channel: Bartleby
Description: The position of a particle moving a long x-axis is given by x (t) =8 t2- 2t3, where x inmeter and t in is in seconds. Find theacceleration at t = 3 .0 s.Select one:O A. -42.0 m/s2ОВ. 20.0 m/s2ОС. 6.0 m/s?O D. -20.0 m/s?O E. -6.0 m/s2

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 2.6P: The position of a particle moving along the x axis varies in time according to the expression x =...

See similar textbooks

Similar questions

The velocity v of a particle moving in the xy plane is given by v=(6t-4t2)i+8j,with v in meters per second and t in second. A)What is the acceleration when t=3s? B)When(if ever) is the acceleration zero? C)When (if ever) is the velocity zero ?
A particle’s velocity along the x-axis is described byv(t) = A t + B t2,where t is in seconds, v is in meters per second, A = 1.14 m/s2, and B = -0.56 m/s3. What is the acceleration, in meters per second squared, of the particle at time t0 = 1.0 s? What is the displacement, in meters, of the particle between times t0 = 1.0 s and t1 = 3.0 s? What is the distance traveled, in meters, by the particle between times t0 = 1.0 s and t1 = 3.0 s?
A particle moves along a horizontal line according to the equation s(t)= t³-6t²+5 where s is in meters and t is in seconds. g. when does the particle change direction? h. when is the particle speeding up and slowing down? i. give the total distance traveled by the particle from t= 1 to t= 6.
Q1/ A caris moves along a straight track with position given by s(t) = 150t - 300 ft (t in seconds). (a) Find v(t) and a(t). (b) find the displacement traveled over the interval [1, 4]. @2/ A particle moves in a straight line such that for a short time its velocity is defined by 9 = (t2 + t) m/s, where tis in seconds., When t =0, s =0. If t=3 sec find : 1- its position . 2-its acceleration . 3-its velocity .
23) The position of a particle is r⃗ (t)=4.0t2iˆ−3.0jˆ+2.0t3kˆm.r→(t)=4.0t2i^−3.0j^+2.0t3k^m. (a) What is the velocity of the particle at 0 s and at 1.01.0 s? (b) What is the average velocity between 0 s and 1.01.0 s?
An object is moving North with a velocity of 12 m/s. It accelerates at a rate of 3 m/s2s2 for 10 seconds. What is the velocity of the object after that time? A. 40 m/s North B. 42 m/s North C. 44 m/s North D. 50 m/s North
The position of a particle moving along an x axis is given by x = 15.0t2 - 6.00t3, where x is in meters and t is in seconds. Determine (a) the position, (b) the velocity, and (c) the acceleration of the particle at t = 3.00 s. (d) What is the maximum positive coordinate reached by the particle and (e) at what time is it reached? (f) What is the maximum positive velocity reached by the particle and (g) at what time is it reached? (h) What is the acceleration of the particle at the instant the particle is not moving (other than at t = 0)? (i) Determine the average velocity of the particle between t = 0 and t = 3.00 s. "need only (H) and (I) "
The position of a particle for t > 0 is given by F(t) = (3.0 t? i - 7.0 t37 - 5.0 t-2 k) m (a) What is the velocity as a function of time? (b) What is the acceleration as a function of time? (c) What is the particle's velocity at t=2.0 s? (d) What is its speed at t = 1.0 s and t= 3.0 s? (e) What is the average velocity between t = 1.0 s and t= 2.0 s? Assume all variables and constants are in SI units.
The position of a particle for t > 0 is given by r⃗ (t) = 43.02i + 7.0 t3j + 5.0 t-2k̂ m.( a)What is its speed at t = 1.0 s and t = 3.0 s? (b) What is the average velocity between t = 1.0 s and t = 2.0 s?
The position of a particle moving along an x axis is given by x = 13.0t2 - 6.00t3, where x is in meters and t is in seconds. Determine (a) the position, (b) the velocity, and (c) the acceleration of the particle at t = 4.00 s. (d) What is the maximum positive coordinate reached by the particle and (e) at what time is it reached? (f) What is the maximum positive velocity reached by the particle and (g) at what time is it reached? (h) What is the acceleration of the particle at the instant the particle is not moving (other than at t = 0)? (i) Determine the average velocity of the particle between t = 0 and t = 4.00 s
The position of a particle moving along an x axis is given by x = 13.0t2 - 6.00t3, where x is in meters and t is in seconds. Determine (a) the position, (b) the velocity, and (c) the acceleration of the particle at t = 4.00 s. (d) What is the maximum positive coordinate reached by the particle and (e) at what time is it reached? (f) What is the maximum positive velocity reached by the particle and (g) at what time is it reached? (h) What is the acceleration of the particle at the instant the particle is not moving (other than at t = 0)? (i) Determine the average velocity of the particle between t = 0 and t = 4.00 s.Please help me with d, e, and f.
An antelope moving with constant acceleration covers the distance 65.0 mm between two points in time 7.00 ss. Its speed as it passes the second point is 16.0 m/sm/s. What is its speed at the first point? Express your answer with the appropriate units. v = What is the acceleration? Express your answer with the appropriate units. a=