The position of an electron is given by 7 = 8.66tî − 4.57t²ĵ + 8.69k, with t in seconds and in meters. At t = 2.75 s, what are (a) the x-component, (b) the y-component, (c) the magnitude, and (d) the angle relative to the positive direction of the x axis, of the electron's velocity (give the angle in the range (-180°, 180°])? (a) Number 8.66 (b) Number -25.1 (c) Number 26.5 (d) Number i Units m/s Units m/s Units m/s Units m/s
The position of an electron is given by 7 = 8.66tî − 4.57t²ĵ + 8.69k, with t in seconds and in meters. At t = 2.75 s, what are (a) the x-component, (b) the y-component, (c) the magnitude, and (d) the angle relative to the positive direction of the x axis, of the electron's velocity (give the angle in the range (-180°, 180°])? (a) Number 8.66 (b) Number -25.1 (c) Number 26.5 (d) Number i Units m/s Units m/s Units m/s Units m/s
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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![The position of an electron is given by 8.66tî − 4.57t²Ĵ + 8.69k, with t in seconds and in meters. At t = 2.75 s, what are (a) the
x-component, (b) the y-component, (c) the magnitude, and (d) the angle relative to the positive direction of the x axis, of the electron's
velocity (give the angle in the range (-180°, 180°])?
(a) Number 8.66
(b) Number -25.1
(c) Number 26.5
(d) Number
=
Units
Units
m/s
Units
m/s
Units m/s
m/s
<](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2c5fde71-c0b4-4717-aba1-102bcc826fac%2F819ccd99-bcfe-4e54-8fe4-c30fc79b558d%2Fk0zb1gc_processed.png&w=3840&q=75)
Transcribed Image Text:The position of an electron is given by 8.66tî − 4.57t²Ĵ + 8.69k, with t in seconds and in meters. At t = 2.75 s, what are (a) the
x-component, (b) the y-component, (c) the magnitude, and (d) the angle relative to the positive direction of the x axis, of the electron's
velocity (give the angle in the range (-180°, 180°])?
(a) Number 8.66
(b) Number -25.1
(c) Number 26.5
(d) Number
=
Units
Units
m/s
Units
m/s
Units m/s
m/s
<
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