14 A proton initially has = 4.01 - 2.0j + 4.0 s later has = -2.0i- 2.0j + 5.0k (in meters per second). For that 4.0 s, what are (a) the proton's average acceleration aw in unit- vector notation, (b) the magnitude of av, and (c) the angle between a and the positive direction of the x axis? 3.0k and then avg arg ave has ini later ha 20 s*20 In Fig.,4-32, particle A moves along the line y = 30 m with a con-A stant velocity ý of magnitude 3.0 m/s and parallel to the x axis. At the instant particle A passes the y axis, particlė B leaves the origin with a zero initial speed and a constant acceleration a of magnitude 0.40 m/s². What angle e between a and www. Flg. 4-32 Problem 20. the positive direction of the y axis would result in a collision?

14 A proton initially has = 4.01 - 2.0j + 4.0 s later has = -2.0i- 2.0j + 5.0k (in meters per second). For that 4.0 s, what are (a) the proton's average acceleration aw in unit- vector notation, (b) the magnitude of av, and (c) the angle between a and the positive direction of the x axis? 3.0k and then avg arg ave has ini later ha 20 s*20 In Fig.,4-32, particle A moves along the line y = 30 m with a con-A stant velocity ý of magnitude 3.0 m/s and parallel to the x axis. At the instant particle A passes the y axis, particlė B leaves the origin with a zero initial speed and a constant acceleration a of magnitude 0.40 m/s². What angle e between a and www. Flg. 4-32 Problem 20. the positive direction of the y axis would result in a collision?

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)...

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Question

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14 A proton initially has = 4.01 - 2.0j +
4.0 s later has = -2.0i- 2.0j + 5.0k (in meters per second). For
that 4.0 s, what are (a) the proton's average acceleration aw in unit-
vector notation, (b) the magnitude of av, and (c) the angle between
a and the positive direction of the x axis?
3.0k and then
avg
arg
ave

has
ini
later ha
20
s*20 In Fig.,4-32, particle A moves
along the line y = 30 m with a con-A
stant velocity ý of magnitude 3.0
m/s and parallel to the x axis. At the
instant particle A passes the y axis,
particlė B leaves the origin with a
zero initial speed and a constant
acceleration a of magnitude 0.40
m/s². What angle e between a and
www.
Flg. 4-32 Problem 20.
the positive direction of the y axis
would result in a collision?

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