3√3 (ra) y=v=y" -2 て QUESTION 2 The position of a particle is given by r(t) = (t², ln(t), sin(t)), where t is measured in seconds and r is measured in meters. What is the velocity in meters per second at t = 1? Select the correct answer below: (1,0,0) (2,1,-π) Π r') = 2, (os (*) 2(1), + cos() (2,-1,0) D√5+π2 +) nctio vect QUESTION 3 Given r(t) = cos(t)i + sin(t)j + tk, find the unit normal vector N(t). Provide your answer below: -Sin (+)+ cos (+)+ IK V-Sin (6)² + cost +1² = √2 -sin(t), Cost) VZ ed the direction angles for the w). k vectors u, v, and wis (2-2)=0 and a Point compQP= QP a (20-21)+b(30 om point (20, 30, 2) to plas Va²
3√3 (ra) y=v=y" -2 て QUESTION 2 The position of a particle is given by r(t) = (t², ln(t), sin(t)), where t is measured in seconds and r is measured in meters. What is the velocity in meters per second at t = 1? Select the correct answer below: (1,0,0) (2,1,-π) Π r') = 2, (os (*) 2(1), + cos() (2,-1,0) D√5+π2 +) nctio vect QUESTION 3 Given r(t) = cos(t)i + sin(t)j + tk, find the unit normal vector N(t). Provide your answer below: -Sin (+)+ cos (+)+ IK V-Sin (6)² + cost +1² = √2 -sin(t), Cost) VZ ed the direction angles for the w). k vectors u, v, and wis (2-2)=0 and a Point compQP= QP a (20-21)+b(30 om point (20, 30, 2) to plas Va²
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:3√3
(ra)
y=v=y" -2
て
QUESTION 2
The position of a particle is given by r(t) = (t², ln(t), sin(t)), where t is measured in seconds and r is measured
in meters. What is the velocity in meters per second at t = 1?
Select the correct answer below:
(1,0,0)
(2,1,-π)
Π
r') = 2, (os (*)
2(1), + cos()
(2,-1,0)
D√5+π2
+)
nctio
vect
QUESTION 3
Given r(t) = cos(t)i + sin(t)j + tk, find the unit normal vector
N(t). Provide your answer below:
-Sin (+)+ cos (+)+ IK
V-Sin (6)² + cost +1² = √2
-sin(t), Cost)
VZ
ed the direction angles for the
w).
k
vectors u, v, and wis
(2-2)=0
and a Point
compQP=
QP
a (20-21)+b(30
om point (20, 30, 2) to plas
Va²
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