Let r(u, v)= [2ucos(v), 2usin(v), 2] be a parametrization of a surface S, where 0 sus1,0svs2n. Then we have OA. S is a disc of radius 2 and the normal vector is N= [0, 0, 4u]. O B. S is a cylinder of radius 2 and the normal vector is N=[4u, 0, 0]. O C. S is a cylinder of radius 1 and the normal vector is N= [4u, 0, 0]. O D. S is a disc of radius 1 and the normal vector is N= [O, 0, -4u]. CLEAR MY CHOICE
Let r(u, v)= [2ucos(v), 2usin(v), 2] be a parametrization of a surface S, where 0 sus1,0svs2n. Then we have OA. S is a disc of radius 2 and the normal vector is N= [0, 0, 4u]. O B. S is a cylinder of radius 2 and the normal vector is N=[4u, 0, 0]. O C. S is a cylinder of radius 1 and the normal vector is N= [4u, 0, 0]. O D. S is a disc of radius 1 and the normal vector is N= [O, 0, -4u]. CLEAR MY CHOICE
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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Let r(u,v)=[2ucos(v) , 2usin(v), 2] be a parametrization of a surface Swhere 0
![Let r(u, v)= [2ucos(v), 2usin(v), 2] be a parametrization of a surface S, where 0 <us1,0<v<2n. Then we
have
OA. S is a disc of radius 2 and the normal vector is N= [0, 0, 4u].
O B. S is a cylinder of radius 2 and the normal vector is =[4u, 0, 0].
O C. S is a cylinder of radius 1 and the normal vector is N=[4u, 0, 0].
O D. S is a disc of radius 1 and the normal vector is N= [0, 0, -4u].
CLEAR MY CHO ICE](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1dbbc4d0-ec16-46ea-a95f-d23e0f08353a%2Fb06f157c-e4c3-46ce-8b29-c8c988cd6223%2Fuijkgfe_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Let r(u, v)= [2ucos(v), 2usin(v), 2] be a parametrization of a surface S, where 0 <us1,0<v<2n. Then we
have
OA. S is a disc of radius 2 and the normal vector is N= [0, 0, 4u].
O B. S is a cylinder of radius 2 and the normal vector is =[4u, 0, 0].
O C. S is a cylinder of radius 1 and the normal vector is N=[4u, 0, 0].
O D. S is a disc of radius 1 and the normal vector is N= [0, 0, -4u].
CLEAR MY CHO ICE
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